Home / 153,284,948.78-229,930,689.29-54,923,080.73

Finding the Fourth Proportional to 153,284,948.78, 229,930,689.29 and 54,923,080.73

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Solution

The fourth proportional to 153,284,948.78, 229,930,689.29 and 54,923,080.73 is: 82,385,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,284,948.78 : 229,930,689.29 = 54,923,080.73 : x
  2. Step 2: Convert to fraction form
    153,284,948.78/229,930,689.29 = 54,923,080.73/x
  3. Step 3: Cross multiply
    153,284,948.78x = 229,930,689.29 × 54,923,080.73
  4. Step 4: Simplify right side
    153,284,948.78x = 12,628,501,808,754,948
  5. Step 5: Solve for x
    x = 12,628,501,808,754,948/153,284,948.78
  6. Step 6: Final answer
    x = 82,385,791.36

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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.