Home / 77,390,716.14-116,082,248.58-28,864,789.83

Finding the Fourth Proportional to 77,390,716.14, 116,082,248.58 and 28,864,789.83

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Solution

The fourth proportional to 77,390,716.14, 116,082,248.58 and 28,864,789.83 is: 43,295,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,390,716.14 : 116,082,248.58 = 28,864,789.83 : x
  2. Step 2: Convert to fraction form
    77,390,716.14/116,082,248.58 = 28,864,789.83/x
  3. Step 3: Cross multiply
    77,390,716.14x = 116,082,248.58 × 28,864,789.83
  4. Step 4: Simplify right side
    77,390,716.14x = 3,350,689,708,255,515.50
  5. Step 5: Solve for x
    x = 3,350,689,708,255,515.50/77,390,716.14
  6. Step 6: Final answer
    x = 43,295,757.88

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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.