Home / 141,654,277,374.61-195,482,428,186.49-77,424,964,480.03

Finding the Fourth Proportional to 141,654,277,374.61, 195,482,428,186.49 and 77,424,964,480.03

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Solution

The fourth proportional to 141,654,277,374.61, 195,482,428,186.49 and 77,424,964,480.03 is: 106,846,191,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,654,277,374.61 : 195,482,428,186.49 = 77,424,964,480.03 : x
  2. Step 2: Convert to fraction form
    141,654,277,374.61/195,482,428,186.49 = 77,424,964,480.03/x
  3. Step 3: Cross multiply
    141,654,277,374.61x = 195,482,428,186.49 × 77,424,964,480.03
  4. Step 4: Simplify right side
    141,654,277,374.61x = 15,135,220,058,808,414,896,128
  5. Step 5: Solve for x
    x = 15,135,220,058,808,414,896,128/141,654,277,374.61
  6. Step 6: Final answer
    x = 106,846,191,582.22

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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.