Home / 95,160,913.60-142,581,938.10-81,449,735.80

Finding the Fourth Proportional to 95,160,913.60, 142,581,938.10 and 81,449,735.80

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Solution

The fourth proportional to 95,160,913.60, 142,581,938.10 and 81,449,735.80 is: 122,038,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,160,913.60 : 142,581,938.10 = 81,449,735.80 : x
  2. Step 2: Convert to fraction form
    95,160,913.60/142,581,938.10 = 81,449,735.80/x
  3. Step 3: Cross multiply
    95,160,913.60x = 142,581,938.10 × 81,449,735.80
  4. Step 4: Simplify right side
    95,160,913.60x = 11,613,261,188,096,954
  5. Step 5: Solve for x
    x = 11,613,261,188,096,954/95,160,913.60
  6. Step 6: Final answer
    x = 122,038,143.06

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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.