Home / 118,569,079.20-177,853,618.80-98,413,687.20

Finding the Fourth Proportional to 118,569,079.20, 177,853,618.80 and 98,413,687.20

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Solution

The fourth proportional to 118,569,079.20, 177,853,618.80 and 98,413,687.20 is: 147,620,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,569,079.20 : 177,853,618.80 = 98,413,687.20 : x
  2. Step 2: Convert to fraction form
    118,569,079.20/177,853,618.80 = 98,413,687.20/x
  3. Step 3: Cross multiply
    118,569,079.20x = 177,853,618.80 × 98,413,687.20
  4. Step 4: Simplify right side
    118,569,079.20x = 17,503,230,407,971,242
  5. Step 5: Solve for x
    x = 17,503,230,407,971,242/118,569,079.20
  6. Step 6: Final answer
    x = 147,620,530.80

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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.