Home / 88,092,187.20-131,877,007.20-65,473,358.40

Finding the Fourth Proportional to 88,092,187.20, 131,877,007.20 and 65,473,358.40

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Solution

The fourth proportional to 88,092,187.20, 131,877,007.20 and 65,473,358.40 is: 98,015,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,092,187.20 : 131,877,007.20 = 65,473,358.40 : x
  2. Step 2: Convert to fraction form
    88,092,187.20/131,877,007.20 = 65,473,358.40/x
  3. Step 3: Cross multiply
    88,092,187.20x = 131,877,007.20 × 65,473,358.40
  4. Step 4: Simplify right side
    88,092,187.20x = 8,634,430,557,124,980
  5. Step 5: Solve for x
    x = 8,634,430,557,124,980/88,092,187.20
  6. Step 6: Final answer
    x = 98,015,849.44

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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.