Home / 728,068,000.10-1,092,102,000.15-483,179,987.30

Finding the Fourth Proportional to 728,068,000.10, 1,092,102,000.15 and 483,179,987.30

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Solution

The fourth proportional to 728,068,000.10, 1,092,102,000.15 and 483,179,987.30 is: 724,769,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,068,000.10 : 1,092,102,000.15 = 483,179,987.30 : x
  2. Step 2: Convert to fraction form
    728,068,000.10/1,092,102,000.15 = 483,179,987.30/x
  3. Step 3: Cross multiply
    728,068,000.10x = 1,092,102,000.15 × 483,179,987.30
  4. Step 4: Simplify right side
    728,068,000.10x = 527,681,830,562,781,632
  5. Step 5: Solve for x
    x = 527,681,830,562,781,632/728,068,000.10
  6. Step 6: Final answer
    x = 724,769,980.95

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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.