Home / 116,304,146.21-160,499,755.11-63,380,868.39

Finding the Fourth Proportional to 116,304,146.21, 160,499,755.11 and 63,380,868.39

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Solution

The fourth proportional to 116,304,146.21, 160,499,755.11 and 63,380,868.39 is: 87,465,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,304,146.21 : 160,499,755.11 = 63,380,868.39 : x
  2. Step 2: Convert to fraction form
    116,304,146.21/160,499,755.11 = 63,380,868.39/x
  3. Step 3: Cross multiply
    116,304,146.21x = 160,499,755.11 × 63,380,868.39
  4. Step 4: Simplify right side
    116,304,146.21x = 10,172,613,855,813,088
  5. Step 5: Solve for x
    x = 10,172,613,855,813,088/116,304,146.21
  6. Step 6: Final answer
    x = 87,465,616.55

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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.