Home / 255,548,882.49-383,169,796.29-99,917,275.02

Finding the Fourth Proportional to 255,548,882.49, 383,169,796.29 and 99,917,275.02

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Solution

The fourth proportional to 255,548,882.49, 383,169,796.29 and 99,917,275.02 is: 149,815,884.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,548,882.49 : 383,169,796.29 = 99,917,275.02 : x
  2. Step 2: Convert to fraction form
    255,548,882.49/383,169,796.29 = 99,917,275.02/x
  3. Step 3: Cross multiply
    255,548,882.49x = 383,169,796.29 × 99,917,275.02
  4. Step 4: Simplify right side
    255,548,882.49x = 38,285,281,915,265,304
  5. Step 5: Solve for x
    x = 38,285,281,915,265,304/255,548,882.49
  6. Step 6: Final answer
    x = 149,815,884.70

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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.