Home / 433,300,539.29-597,904,298.18-242,572,000.78

Finding the Fourth Proportional to 433,300,539.29, 597,904,298.18 and 242,572,000.78

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Solution

The fourth proportional to 433,300,539.29, 597,904,298.18 and 242,572,000.78 is: 334,721,120.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,300,539.29 : 597,904,298.18 = 242,572,000.78 : x
  2. Step 2: Convert to fraction form
    433,300,539.29/597,904,298.18 = 242,572,000.78/x
  3. Step 3: Cross multiply
    433,300,539.29x = 597,904,298.18 × 242,572,000.78
  4. Step 4: Simplify right side
    433,300,539.29x = 145,034,841,880,281,920
  5. Step 5: Solve for x
    x = 145,034,841,880,281,920/433,300,539.29
  6. Step 6: Final answer
    x = 334,721,120.17

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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.