Home / 83,109,234.61-114,690,768.54-45,432,562.27

Finding the Fourth Proportional to 83,109,234.61, 114,690,768.54 and 45,432,562.27

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Solution

The fourth proportional to 83,109,234.61, 114,690,768.54 and 45,432,562.27 is: 62,696,949.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,109,234.61 : 114,690,768.54 = 45,432,562.27 : x
  2. Step 2: Convert to fraction form
    83,109,234.61/114,690,768.54 = 45,432,562.27/x
  3. Step 3: Cross multiply
    83,109,234.61x = 114,690,768.54 × 45,432,562.27
  4. Step 4: Simplify right side
    83,109,234.61x = 5,210,695,483,487,708
  5. Step 5: Solve for x
    x = 5,210,695,483,487,708/83,109,234.61
  6. Step 6: Final answer
    x = 62,696,949.48

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1.5x scale

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.