Home / 88,579,430.10-132,869,145.15-80,501,526.90

Finding the Fourth Proportional to 88,579,430.10, 132,869,145.15 and 80,501,526.90

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Solution

The fourth proportional to 88,579,430.10, 132,869,145.15 and 80,501,526.90 is: 120,752,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,430.10 : 132,869,145.15 = 80,501,526.90 : x
  2. Step 2: Convert to fraction form
    88,579,430.10/132,869,145.15 = 80,501,526.90/x
  3. Step 3: Cross multiply
    88,579,430.10x = 132,869,145.15 × 80,501,526.90
  4. Step 4: Simplify right side
    88,579,430.10x = 10,696,169,062,472,730
  5. Step 5: Solve for x
    x = 10,696,169,062,472,730/88,579,430.10
  6. Step 6: Final answer
    x = 120,752,290.35

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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.