Home / 112,432,807.28-168,665,989.80-35,758,336.88

Finding the Fourth Proportional to 112,432,807.28, 168,665,989.80 and 35,758,336.88

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Solution

The fourth proportional to 112,432,807.28, 168,665,989.80 and 35,758,336.88 is: 53,642,841.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,432,807.28 : 168,665,989.80 = 35,758,336.88 : x
  2. Step 2: Convert to fraction form
    112,432,807.28/168,665,989.80 = 35,758,336.88/x
  3. Step 3: Cross multiply
    112,432,807.28x = 168,665,989.80 × 35,758,336.88
  4. Step 4: Simplify right side
    112,432,807.28x = 6,031,215,283,467,045
  5. Step 5: Solve for x
    x = 6,031,215,283,467,045/112,432,807.28
  6. Step 6: Final answer
    x = 53,642,841.71

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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.