Home / 88,067,766.78-121,536,298-52,773,939.18

Finding the Fourth Proportional to 88,067,766.78, 121,536,298 and 52,773,939.18

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Solution

The fourth proportional to 88,067,766.78, 121,536,298 and 52,773,939.18 is: 72,829,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067,766.78 : 121,536,298 = 52,773,939.18 : x
  2. Step 2: Convert to fraction form
    88,067,766.78/121,536,298 = 52,773,939.18/x
  3. Step 3: Cross multiply
    88,067,766.78x = 121,536,298 × 52,773,939.18
  4. Step 4: Simplify right side
    88,067,766.78x = 6,413,949,198,814,356
  5. Step 5: Solve for x
    x = 6,413,949,198,814,356/88,067,766.78
  6. Step 6: Final answer
    x = 72,829,701.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.