Home / 614,972,454.93-847,892,168.96-513,276,126.30

Finding the Fourth Proportional to 614,972,454.93, 847,892,168.96 and 513,276,126.30

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Solution

The fourth proportional to 614,972,454.93, 847,892,168.96 and 513,276,126.30 is: 707,678,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,972,454.93 : 847,892,168.96 = 513,276,126.30 : x
  2. Step 2: Convert to fraction form
    614,972,454.93/847,892,168.96 = 513,276,126.30/x
  3. Step 3: Cross multiply
    614,972,454.93x = 847,892,168.96 × 513,276,126.30
  4. Step 4: Simplify right side
    614,972,454.93x = 435,202,808,001,327,552
  5. Step 5: Solve for x
    x = 435,202,808,001,327,552/614,972,454.93
  6. Step 6: Final answer
    x = 707,678,538.30

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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.