Home / 88,145,138.10-132,217,707.15-74,036,363.70

Finding the Fourth Proportional to 88,145,138.10, 132,217,707.15 and 74,036,363.70

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Solution

The fourth proportional to 88,145,138.10, 132,217,707.15 and 74,036,363.70 is: 111,054,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,145,138.10 : 132,217,707.15 = 74,036,363.70 : x
  2. Step 2: Convert to fraction form
    88,145,138.10/132,217,707.15 = 74,036,363.70/x
  3. Step 3: Cross multiply
    88,145,138.10x = 132,217,707.15 × 74,036,363.70
  4. Step 4: Simplify right side
    88,145,138.10x = 9,788,918,254,137,492
  5. Step 5: Solve for x
    x = 9,788,918,254,137,492/88,145,138.10
  6. Step 6: Final answer
    x = 111,054,545.55

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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.