Home / 68,933,191.92-103,409,242.32-30,593,857.20

Finding the Fourth Proportional to 68,933,191.92, 103,409,242.32 and 30,593,857.20

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Solution

The fourth proportional to 68,933,191.92, 103,409,242.32 and 30,593,857.20 is: 45,894,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,933,191.92 : 103,409,242.32 = 30,593,857.20 : x
  2. Step 2: Convert to fraction form
    68,933,191.92/103,409,242.32 = 30,593,857.20/x
  3. Step 3: Cross multiply
    68,933,191.92x = 103,409,242.32 × 30,593,857.20
  4. Step 4: Simplify right side
    68,933,191.92x = 3,163,687,592,698,276.50
  5. Step 5: Solve for x
    x = 3,163,687,592,698,276.50/68,933,191.92
  6. Step 6: Final answer
    x = 45,894,981.86

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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.