Home / 237,815,999.40-356,723,999.10-156,449,101.80

Finding the Fourth Proportional to 237,815,999.40, 356,723,999.10 and 156,449,101.80

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Solution

The fourth proportional to 237,815,999.40, 356,723,999.10 and 156,449,101.80 is: 234,673,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,815,999.40 : 356,723,999.10 = 156,449,101.80 : x
  2. Step 2: Convert to fraction form
    237,815,999.40/356,723,999.10 = 156,449,101.80/x
  3. Step 3: Cross multiply
    237,815,999.40x = 356,723,999.10 × 156,449,101.80
  4. Step 4: Simplify right side
    237,815,999.40x = 55,809,149,249,699,016
  5. Step 5: Solve for x
    x = 55,809,149,249,699,016/237,815,999.40
  6. Step 6: Final answer
    x = 234,673,652.70

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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.