Home / 1,237,542,736,719.30-1,707,809,055,422.50-688,822,229,214.34

Finding the Fourth Proportional to 1,237,542,736,719.30, 1,707,809,055,422.50 and 688,822,229,214.34

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Solution

The fourth proportional to 1,237,542,736,719.30, 1,707,809,055,422.50 and 688,822,229,214.34 is: 950,574,720,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,542,736,719.30 : 1,707,809,055,422.50 = 688,822,229,214.34 : x
  2. Step 2: Convert to fraction form
    1,237,542,736,719.30/1,707,809,055,422.50 = 688,822,229,214.34/x
  3. Step 3: Cross multiply
    1,237,542,736,719.30x = 1,707,809,055,422.50 × 688,822,229,214.34
  4. Step 4: Simplify right side
    1,237,542,736,719.30x = 1,176,376,840,628,562,739,331,072
  5. Step 5: Solve for x
    x = 1,176,376,840,628,562,739,331,072/1,237,542,736,719.30
  6. Step 6: Final answer
    x = 950,574,720,148.34

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Double scale
Find fourth proportional to 1,237,542,736,720.30, 1,707,809,055,423.88 and 688,822,229,215.34
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.