Home / 141,654,277,371.42-195,482,428,182.09-77,424,964,476.84

Finding the Fourth Proportional to 141,654,277,371.42, 195,482,428,182.09 and 77,424,964,476.84

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Solution

The fourth proportional to 141,654,277,371.42, 195,482,428,182.09 and 77,424,964,476.84 is: 106,846,191,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,654,277,371.42 : 195,482,428,182.09 = 77,424,964,476.84 : x
  2. Step 2: Convert to fraction form
    141,654,277,371.42/195,482,428,182.09 = 77,424,964,476.84/x
  3. Step 3: Cross multiply
    141,654,277,371.42x = 195,482,428,182.09 × 77,424,964,476.84
  4. Step 4: Simplify right side
    141,654,277,371.42x = 15,135,220,057,844,744,192,000
  5. Step 5: Solve for x
    x = 15,135,220,057,844,744,192,000/141,654,277,371.42
  6. Step 6: Final answer
    x = 106,846,191,577.82

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1.5x scale

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.