Home / 154,225,014.52-231,338,062.52-39,209,569.24

Finding the Fourth Proportional to 154,225,014.52, 231,338,062.52 and 39,209,569.24

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Solution

The fourth proportional to 154,225,014.52, 231,338,062.52 and 39,209,569.24 is: 58,814,491.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,225,014.52 : 231,338,062.52 = 39,209,569.24 : x
  2. Step 2: Convert to fraction form
    154,225,014.52/231,338,062.52 = 39,209,569.24/x
  3. Step 3: Cross multiply
    154,225,014.52x = 231,338,062.52 × 39,209,569.24
  4. Step 4: Simplify right side
    154,225,014.52x = 9,070,665,780,225,390
  5. Step 5: Solve for x
    x = 9,070,665,780,225,390/154,225,014.52
  6. Step 6: Final answer
    x = 58,814,491.34

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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.