Home / 180,471,974.88-249,051,641.28-97,965,815.52

Finding the Fourth Proportional to 180,471,974.88, 249,051,641.28 and 97,965,815.52

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Solution

The fourth proportional to 180,471,974.88, 249,051,641.28 and 97,965,815.52 is: 135,192,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,471,974.88 : 249,051,641.28 = 97,965,815.52 : x
  2. Step 2: Convert to fraction form
    180,471,974.88/249,051,641.28 = 97,965,815.52/x
  3. Step 3: Cross multiply
    180,471,974.88x = 249,051,641.28 × 97,965,815.52
  4. Step 4: Simplify right side
    180,471,974.88x = 24,398,547,144,589,696
  5. Step 5: Solve for x
    x = 24,398,547,144,589,696/180,471,974.88
  6. Step 6: Final answer
    x = 135,192,996.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.