Home / 118,288,060.32-176,694,450.57-87,642,494.30

Finding the Fourth Proportional to 118,288,060.32, 176,694,450.57 and 87,642,494.30

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Solution

The fourth proportional to 118,288,060.32, 176,694,450.57 and 87,642,494.30 is: 130,917,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,288,060.32 : 176,694,450.57 = 87,642,494.30 : x
  2. Step 2: Convert to fraction form
    118,288,060.32/176,694,450.57 = 87,642,494.30/x
  3. Step 3: Cross multiply
    118,288,060.32x = 176,694,450.57 × 87,642,494.30
  4. Step 4: Simplify right side
    118,288,060.32x = 15,485,942,377,364,592
  5. Step 5: Solve for x
    x = 15,485,942,377,364,592/118,288,060.32
  6. Step 6: Final answer
    x = 130,917,206.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.