Home / 504,477,861.92-696,179,141.52-272,690,853.92

Finding the Fourth Proportional to 504,477,861.92, 696,179,141.52 and 272,690,853.92

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Solution

The fourth proportional to 504,477,861.92, 696,179,141.52 and 272,690,853.92 is: 376,313,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,477,861.92 : 696,179,141.52 = 272,690,853.92 : x
  2. Step 2: Convert to fraction form
    504,477,861.92/696,179,141.52 = 272,690,853.92/x
  3. Step 3: Cross multiply
    504,477,861.92x = 696,179,141.52 × 272,690,853.92
  4. Step 4: Simplify right side
    504,477,861.92x = 189,841,684,582,381,344
  5. Step 5: Solve for x
    x = 189,841,684,582,381,344/504,477,861.92
  6. Step 6: Final answer
    x = 376,313,211.96

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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.