Home / 132,336,005.40-198,504,008.10-98,323,781.40

Finding the Fourth Proportional to 132,336,005.40, 198,504,008.10 and 98,323,781.40

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Solution

The fourth proportional to 132,336,005.40, 198,504,008.10 and 98,323,781.40 is: 147,485,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,336,005.40 : 198,504,008.10 = 98,323,781.40 : x
  2. Step 2: Convert to fraction form
    132,336,005.40/198,504,008.10 = 98,323,781.40/x
  3. Step 3: Cross multiply
    132,336,005.40x = 198,504,008.10 × 98,323,781.40
  4. Step 4: Simplify right side
    132,336,005.40x = 19,517,664,699,448,228
  5. Step 5: Solve for x
    x = 19,517,664,699,448,228/132,336,005.40
  6. Step 6: Final answer
    x = 147,485,672.10

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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.