Home / 79,862,816.30-119,801,084.33-28,042,964.84

Finding the Fourth Proportional to 79,862,816.30, 119,801,084.33 and 28,042,964.84

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Solution

The fourth proportional to 79,862,816.30, 119,801,084.33 and 28,042,964.84 is: 42,066,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,862,816.30 : 119,801,084.33 = 28,042,964.84 : x
  2. Step 2: Convert to fraction form
    79,862,816.30/119,801,084.33 = 28,042,964.84/x
  3. Step 3: Cross multiply
    79,862,816.30x = 119,801,084.33 × 28,042,964.84
  4. Step 4: Simplify right side
    79,862,816.30x = 3,359,577,596,029,675
  5. Step 5: Solve for x
    x = 3,359,577,596,029,675/79,862,816.30
  6. Step 6: Final answer
    x = 42,066,856.04

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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.