Home / 124,708,082.40-187,062,123.60-56,683,634.40

Finding the Fourth Proportional to 124,708,082.40, 187,062,123.60 and 56,683,634.40

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Solution

The fourth proportional to 124,708,082.40, 187,062,123.60 and 56,683,634.40 is: 85,025,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,708,082.40 : 187,062,123.60 = 56,683,634.40 : x
  2. Step 2: Convert to fraction form
    124,708,082.40/187,062,123.60 = 56,683,634.40/x
  3. Step 3: Cross multiply
    124,708,082.40x = 187,062,123.60 × 56,683,634.40
  4. Step 4: Simplify right side
    124,708,082.40x = 10,603,361,024,230,012
  5. Step 5: Solve for x
    x = 10,603,361,024,230,012/124,708,082.40
  6. Step 6: Final answer
    x = 85,025,451.60

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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.