Home / 144,400,115.80-216,576,932.10-42,140,186.20

Finding the Fourth Proportional to 144,400,115.80, 216,576,932.10 and 42,140,186.20

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Solution

The fourth proportional to 144,400,115.80, 216,576,932.10 and 42,140,186.20 is: 63,203,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,400,115.80 : 216,576,932.10 = 42,140,186.20 : x
  2. Step 2: Convert to fraction form
    144,400,115.80/216,576,932.10 = 42,140,186.20/x
  3. Step 3: Cross multiply
    144,400,115.80x = 216,576,932.10 × 42,140,186.20
  4. Step 4: Simplify right side
    144,400,115.80x = 9,126,592,245,318,758
  5. Step 5: Solve for x
    x = 9,126,592,245,318,758/144,400,115.80
  6. Step 6: Final answer
    x = 63,203,496.72

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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.