Home / 186,981,000.30-280,471,500.45-118,106,246.70

Finding the Fourth Proportional to 186,981,000.30, 280,471,500.45 and 118,106,246.70

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Solution

The fourth proportional to 186,981,000.30, 280,471,500.45 and 118,106,246.70 is: 177,159,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,981,000.30 : 280,471,500.45 = 118,106,246.70 : x
  2. Step 2: Convert to fraction form
    186,981,000.30/280,471,500.45 = 118,106,246.70/x
  3. Step 3: Cross multiply
    186,981,000.30x = 280,471,500.45 × 118,106,246.70
  4. Step 4: Simplify right side
    186,981,000.30x = 33,125,436,224,466,860
  5. Step 5: Solve for x
    x = 33,125,436,224,466,860/186,981,000.30
  6. Step 6: Final answer
    x = 177,159,370.05

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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.