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Finding the Fourth Proportional to 186,818,484.08, 280,119,311.08 and 88,449,364.87

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Solution

The fourth proportional to 186,818,484.08, 280,119,311.08 and 88,449,364.87 is: 132,622,718.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,818,484.08 : 280,119,311.08 = 88,449,364.87 : x
  2. Step 2: Convert to fraction form
    186,818,484.08/280,119,311.08 = 88,449,364.87/x
  3. Step 3: Cross multiply
    186,818,484.08x = 280,119,311.08 × 88,449,364.87
  4. Step 4: Simplify right side
    186,818,484.08x = 24,776,375,152,423,620
  5. Step 5: Solve for x
    x = 24,776,375,152,423,620/186,818,484.08
  6. Step 6: Final answer
    x = 132,622,718.11

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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.