Home / 534,854,445.70-802,281,668.55-488,937,943.30

Finding the Fourth Proportional to 534,854,445.70, 802,281,668.55 and 488,937,943.30

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Solution

The fourth proportional to 534,854,445.70, 802,281,668.55 and 488,937,943.30 is: 733,406,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,854,445.70 : 802,281,668.55 = 488,937,943.30 : x
  2. Step 2: Convert to fraction form
    534,854,445.70/802,281,668.55 = 488,937,943.30/x
  3. Step 3: Cross multiply
    534,854,445.70x = 802,281,668.55 × 488,937,943.30
  4. Step 4: Simplify right side
    534,854,445.70x = 392,265,948,968,129,280
  5. Step 5: Solve for x
    x = 392,265,948,968,129,280/534,854,445.70
  6. Step 6: Final answer
    x = 733,406,914.95

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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.