Home / 125,419,399.10-188,055,877.89-48,652,724.78

Finding the Fourth Proportional to 125,419,399.10, 188,055,877.89 and 48,652,724.78

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Solution

The fourth proportional to 125,419,399.10, 188,055,877.89 and 48,652,724.78 is: 72,950,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,419,399.10 : 188,055,877.89 = 48,652,724.78 : x
  2. Step 2: Convert to fraction form
    125,419,399.10/188,055,877.89 = 48,652,724.78/x
  3. Step 3: Cross multiply
    125,419,399.10x = 188,055,877.89 × 48,652,724.78
  4. Step 4: Simplify right side
    125,419,399.10x = 9,149,430,870,243,456
  5. Step 5: Solve for x
    x = 9,149,430,870,243,456/125,419,399.10
  6. Step 6: Final answer
    x = 72,950,683.35

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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.