Home / 1,237,542,740,772.30-1,707,809,061,009.60-688,822,233,269.56

Finding the Fourth Proportional to 1,237,542,740,772.30, 1,707,809,061,009.60 and 688,822,233,269.56

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Solution

The fourth proportional to 1,237,542,740,772.30, 1,707,809,061,009.60 and 688,822,233,269.56 is: 950,574,725,741.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,542,740,772.30 : 1,707,809,061,009.60 = 688,822,233,269.56 : x
  2. Step 2: Convert to fraction form
    1,237,542,740,772.30/1,707,809,061,009.60 = 688,822,233,269.56/x
  3. Step 3: Cross multiply
    1,237,542,740,772.30x = 1,707,809,061,009.60 × 688,822,233,269.56
  4. Step 4: Simplify right side
    1,237,542,740,772.30x = 1,176,376,851,402,623,090,163,712
  5. Step 5: Solve for x
    x = 1,176,376,851,402,623,090,163,712/1,237,542,740,772.30
  6. Step 6: Final answer
    x = 950,574,725,741.19

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Double scale
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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.