Home / 169,986,972.30-254,980,458.45-132,998,678.70

Finding the Fourth Proportional to 169,986,972.30, 254,980,458.45 and 132,998,678.70

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Solution

The fourth proportional to 169,986,972.30, 254,980,458.45 and 132,998,678.70 is: 199,498,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,986,972.30 : 254,980,458.45 = 132,998,678.70 : x
  2. Step 2: Convert to fraction form
    169,986,972.30/254,980,458.45 = 132,998,678.70/x
  3. Step 3: Cross multiply
    169,986,972.30x = 254,980,458.45 × 132,998,678.70
  4. Step 4: Simplify right side
    169,986,972.30x = 33,912,064,068,170,248
  5. Step 5: Solve for x
    x = 33,912,064,068,170,248/169,986,972.30
  6. Step 6: Final answer
    x = 199,498,018.05

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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.