Home / 118,108,469.20-177,162,703.80-106,771,061.20

Finding the Fourth Proportional to 118,108,469.20, 177,162,703.80 and 106,771,061.20

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Solution

The fourth proportional to 118,108,469.20, 177,162,703.80 and 106,771,061.20 is: 160,156,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,108,469.20 : 177,162,703.80 = 106,771,061.20 : x
  2. Step 2: Convert to fraction form
    118,108,469.20/177,162,703.80 = 106,771,061.20/x
  3. Step 3: Cross multiply
    118,108,469.20x = 177,162,703.80 × 106,771,061.20
  4. Step 4: Simplify right side
    118,108,469.20x = 18,915,849,889,787,276
  5. Step 5: Solve for x
    x = 18,915,849,889,787,276/118,108,469.20
  6. Step 6: Final answer
    x = 160,156,591.80

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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.