Home / 83,241,941.70-124,862,912.55-40,195,220.70

Finding the Fourth Proportional to 83,241,941.70, 124,862,912.55 and 40,195,220.70

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Solution

The fourth proportional to 83,241,941.70, 124,862,912.55 and 40,195,220.70 is: 60,292,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,241,941.70 : 124,862,912.55 = 40,195,220.70 : x
  2. Step 2: Convert to fraction form
    83,241,941.70/124,862,912.55 = 40,195,220.70/x
  3. Step 3: Cross multiply
    83,241,941.70x = 124,862,912.55 × 40,195,220.70
  4. Step 4: Simplify right side
    83,241,941.70x = 5,018,892,327,192,050
  5. Step 5: Solve for x
    x = 5,018,892,327,192,050/83,241,941.70
  6. Step 6: Final answer
    x = 60,292,831.05

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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.