Home / 124,253,999.10-186,380,998.65-42,465,229.20

Finding the Fourth Proportional to 124,253,999.10, 186,380,998.65 and 42,465,229.20

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Solution

The fourth proportional to 124,253,999.10, 186,380,998.65 and 42,465,229.20 is: 63,697,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,253,999.10 : 186,380,998.65 = 42,465,229.20 : x
  2. Step 2: Convert to fraction form
    124,253,999.10/186,380,998.65 = 42,465,229.20/x
  3. Step 3: Cross multiply
    124,253,999.10x = 186,380,998.65 × 42,465,229.20
  4. Step 4: Simplify right side
    124,253,999.10x = 7,914,711,826,197,141
  5. Step 5: Solve for x
    x = 7,914,711,826,197,141/124,253,999.10
  6. Step 6: Final answer
    x = 63,697,843.80

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1.5x scale

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.