Home / 158,142,072.80-237,366,126.76-76,318,551.56

Finding the Fourth Proportional to 158,142,072.80, 237,366,126.76 and 76,318,551.56

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Solution

The fourth proportional to 158,142,072.80, 237,366,126.76 and 76,318,551.56 is: 114,551,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,142,072.80 : 237,366,126.76 = 76,318,551.56 : x
  2. Step 2: Convert to fraction form
    158,142,072.80/237,366,126.76 = 76,318,551.56/x
  3. Step 3: Cross multiply
    158,142,072.80x = 237,366,126.76 × 76,318,551.56
  4. Step 4: Simplify right side
    158,142,072.80x = 18,115,438,983,730,556
  5. Step 5: Solve for x
    x = 18,115,438,983,730,556/158,142,072.80
  6. Step 6: Final answer
    x = 114,551,672.83

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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.