Home / 504,477,863.92-696,179,144.28-272,690,855.92

Finding the Fourth Proportional to 504,477,863.92, 696,179,144.28 and 272,690,855.92

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Solution

The fourth proportional to 504,477,863.92, 696,179,144.28 and 272,690,855.92 is: 376,313,214.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,477,863.92 : 696,179,144.28 = 272,690,855.92 : x
  2. Step 2: Convert to fraction form
    504,477,863.92/696,179,144.28 = 272,690,855.92/x
  3. Step 3: Cross multiply
    504,477,863.92x = 696,179,144.28 × 272,690,855.92
  4. Step 4: Simplify right side
    504,477,863.92x = 189,841,686,727,366,368
  5. Step 5: Solve for x
    x = 189,841,686,727,366,368/504,477,863.92
  6. Step 6: Final answer
    x = 376,313,214.72

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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.