Home / 186,451,251.80-279,676,877.70-147,904,064.60

Finding the Fourth Proportional to 186,451,251.80, 279,676,877.70 and 147,904,064.60

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Solution

The fourth proportional to 186,451,251.80, 279,676,877.70 and 147,904,064.60 is: 221,856,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,451,251.80 : 279,676,877.70 = 147,904,064.60 : x
  2. Step 2: Convert to fraction form
    186,451,251.80/279,676,877.70 = 147,904,064.60/x
  3. Step 3: Cross multiply
    186,451,251.80x = 279,676,877.70 × 147,904,064.60
  4. Step 4: Simplify right side
    186,451,251.80x = 41,365,346,986,467,096
  5. Step 5: Solve for x
    x = 41,365,346,986,467,096/186,451,251.80
  6. Step 6: Final answer
    x = 221,856,096.90

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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.