Home / 262,644,635.52-362,457,305.12-143,573,807.52

Finding the Fourth Proportional to 262,644,635.52, 362,457,305.12 and 143,573,807.52

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Solution

The fourth proportional to 262,644,635.52, 362,457,305.12 and 143,573,807.52 is: 198,136,067.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,644,635.52 : 362,457,305.12 = 143,573,807.52 : x
  2. Step 2: Convert to fraction form
    262,644,635.52/362,457,305.12 = 143,573,807.52/x
  3. Step 3: Cross multiply
    262,644,635.52x = 362,457,305.12 × 143,573,807.52
  4. Step 4: Simplify right side
    262,644,635.52x = 52,039,375,359,516,792
  5. Step 5: Solve for x
    x = 52,039,375,359,516,792/262,644,635.52
  6. Step 6: Final answer
    x = 198,136,067.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.