Home / 218,377,686.60-327,333,476.70-108,987,445.80

Finding the Fourth Proportional to 218,377,686.60, 327,333,476.70 and 108,987,445.80

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Solution

The fourth proportional to 218,377,686.60, 327,333,476.70 and 108,987,445.80 is: 163,364,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,377,686.60 : 327,333,476.70 = 108,987,445.80 : x
  2. Step 2: Convert to fraction form
    218,377,686.60/327,333,476.70 = 108,987,445.80/x
  3. Step 3: Cross multiply
    218,377,686.60x = 327,333,476.70 × 108,987,445.80
  4. Step 4: Simplify right side
    218,377,686.60x = 35,675,239,550,366,812
  5. Step 5: Solve for x
    x = 35,675,239,550,366,812/218,377,686.60
  6. Step 6: Final answer
    x = 163,364,857.03

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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.