Home / 77,672,357.82-116,527,505.85-25,856,860.32

Finding the Fourth Proportional to 77,672,357.82, 116,527,505.85 and 25,856,860.32

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Solution

The fourth proportional to 77,672,357.82, 116,527,505.85 and 25,856,860.32 is: 38,791,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,672,357.82 : 116,527,505.85 = 25,856,860.32 : x
  2. Step 2: Convert to fraction form
    77,672,357.82/116,527,505.85 = 25,856,860.32/x
  3. Step 3: Cross multiply
    77,672,357.82x = 116,527,505.85 × 25,856,860.32
  4. Step 4: Simplify right side
    77,672,357.82x = 3,013,035,442,201,433
  5. Step 5: Solve for x
    x = 3,013,035,442,201,433/77,672,357.82
  6. Step 6: Final answer
    x = 38,791,605.23

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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.