Home / 1,108,996,716,325.50-1,530,414,307,828-621,259,087,302.35

Finding the Fourth Proportional to 1,108,996,716,325.50, 1,530,414,307,828 and 621,259,087,302.35

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Solution

The fourth proportional to 1,108,996,716,325.50, 1,530,414,307,828 and 621,259,087,302.35 is: 857,336,890,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,996,716,325.50 : 1,530,414,307,828 = 621,259,087,302.35 : x
  2. Step 2: Convert to fraction form
    1,108,996,716,325.50/1,530,414,307,828 = 621,259,087,302.35/x
  3. Step 3: Cross multiply
    1,108,996,716,325.50x = 1,530,414,307,828 × 621,259,087,302.35
  4. Step 4: Simplify right side
    1,108,996,716,325.50x = 950,783,796,075,680,917,094,400
  5. Step 5: Solve for x
    x = 950,783,796,075,680,917,094,400/1,108,996,716,325.50
  6. Step 6: Final answer
    x = 857,336,890,253.35

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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.