Home / 113,337,304.80-170,005,957.20-67,987,672.80

Finding the Fourth Proportional to 113,337,304.80, 170,005,957.20 and 67,987,672.80

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Solution

The fourth proportional to 113,337,304.80, 170,005,957.20 and 67,987,672.80 is: 101,981,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,337,304.80 : 170,005,957.20 = 67,987,672.80 : x
  2. Step 2: Convert to fraction form
    113,337,304.80/170,005,957.20 = 67,987,672.80/x
  3. Step 3: Cross multiply
    113,337,304.80x = 170,005,957.20 × 67,987,672.80
  4. Step 4: Simplify right side
    113,337,304.80x = 11,558,309,392,164,402
  5. Step 5: Solve for x
    x = 11,558,309,392,164,402/113,337,304.80
  6. Step 6: Final answer
    x = 101,981,509.20

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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.