Home / 118,376,061.20-177,564,091.80-109,306,134.80

Finding the Fourth Proportional to 118,376,061.20, 177,564,091.80 and 109,306,134.80

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Solution

The fourth proportional to 118,376,061.20, 177,564,091.80 and 109,306,134.80 is: 163,959,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,376,061.20 : 177,564,091.80 = 109,306,134.80 : x
  2. Step 2: Convert to fraction form
    118,376,061.20/177,564,091.80 = 109,306,134.80/x
  3. Step 3: Cross multiply
    118,376,061.20x = 177,564,091.80 × 109,306,134.80
  4. Step 4: Simplify right side
    118,376,061.20x = 19,408,844,553,930,376
  5. Step 5: Solve for x
    x = 19,408,844,553,930,376/118,376,061.20
  6. Step 6: Final answer
    x = 163,959,202.20

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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.