Home / 358,080,044.80-537,120,067.20-187,856,838.40

Finding the Fourth Proportional to 358,080,044.80, 537,120,067.20 and 187,856,838.40

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Solution

The fourth proportional to 358,080,044.80, 537,120,067.20 and 187,856,838.40 is: 281,785,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,080,044.80 : 537,120,067.20 = 187,856,838.40 : x
  2. Step 2: Convert to fraction form
    358,080,044.80/537,120,067.20 = 187,856,838.40/x
  3. Step 3: Cross multiply
    358,080,044.80x = 537,120,067.20 × 187,856,838.40
  4. Step 4: Simplify right side
    358,080,044.80x = 100,901,677,665,387,552
  5. Step 5: Solve for x
    x = 100,901,677,665,387,552/358,080,044.80
  6. Step 6: Final answer
    x = 281,785,257.60

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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.