Home / 99,672,524.80-149,480,793.60-31,536,102.40

Finding the Fourth Proportional to 99,672,524.80, 149,480,793.60 and 31,536,102.40

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Solution

The fourth proportional to 99,672,524.80, 149,480,793.60 and 31,536,102.40 is: 47,295,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,672,524.80 : 149,480,793.60 = 31,536,102.40 : x
  2. Step 2: Convert to fraction form
    99,672,524.80/149,480,793.60 = 31,536,102.40/x
  3. Step 3: Cross multiply
    99,672,524.80x = 149,480,793.60 × 31,536,102.40
  4. Step 4: Simplify right side
    99,672,524.80x = 4,714,041,613,802,864
  5. Step 5: Solve for x
    x = 4,714,041,613,802,864/99,672,524.80
  6. Step 6: Final answer
    x = 47,295,296.50

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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.