Home / 88,579,318.60-132,868,977.90-80,501,415.40

Finding the Fourth Proportional to 88,579,318.60, 132,868,977.90 and 80,501,415.40

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Solution

The fourth proportional to 88,579,318.60, 132,868,977.90 and 80,501,415.40 is: 120,752,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,318.60 : 132,868,977.90 = 80,501,415.40 : x
  2. Step 2: Convert to fraction form
    88,579,318.60/132,868,977.90 = 80,501,415.40/x
  3. Step 3: Cross multiply
    88,579,318.60x = 132,868,977.90 × 80,501,415.40
  4. Step 4: Simplify right side
    88,579,318.60x = 10,696,140,783,701,320
  5. Step 5: Solve for x
    x = 10,696,140,783,701,320/88,579,318.60
  6. Step 6: Final answer
    x = 120,752,123.10

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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.