Home / 754,920,539.76-1,131,854,359.08-334,513,258.80

Finding the Fourth Proportional to 754,920,539.76, 1,131,854,359.08 and 334,513,258.80

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Solution

The fourth proportional to 754,920,539.76, 1,131,854,359.08 and 334,513,258.80 is: 501,536,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,920,539.76 : 1,131,854,359.08 = 334,513,258.80 : x
  2. Step 2: Convert to fraction form
    754,920,539.76/1,131,854,359.08 = 334,513,258.80/x
  3. Step 3: Cross multiply
    754,920,539.76x = 1,131,854,359.08 × 334,513,258.80
  4. Step 4: Simplify right side
    754,920,539.76x = 378,620,290,142,836,160
  5. Step 5: Solve for x
    x = 378,620,290,142,836,160/754,920,539.76
  6. Step 6: Final answer
    x = 501,536,612.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.