Home / 169,988,110.80-254,982,166.20-54,984,278.40

Finding the Fourth Proportional to 169,988,110.80, 254,982,166.20 and 54,984,278.40

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Solution

The fourth proportional to 169,988,110.80, 254,982,166.20 and 54,984,278.40 is: 82,476,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,988,110.80 : 254,982,166.20 = 54,984,278.40 : x
  2. Step 2: Convert to fraction form
    169,988,110.80/254,982,166.20 = 54,984,278.40/x
  3. Step 3: Cross multiply
    169,988,110.80x = 254,982,166.20 × 54,984,278.40
  4. Step 4: Simplify right side
    169,988,110.80x = 14,020,010,413,375,870
  5. Step 5: Solve for x
    x = 14,020,010,413,375,870/169,988,110.80
  6. Step 6: Final answer
    x = 82,476,417.60

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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.