Home / 91,897,563,591.38-137,661,736,673.92-45,760,152,482.78

Finding the Fourth Proportional to 91,897,563,591.38, 137,661,736,673.92 and 45,760,152,482.78

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Solution

The fourth proportional to 91,897,563,591.38, 137,661,736,673.92 and 45,760,152,482.78 is: 68,548,303,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,897,563,591.38 : 137,661,736,673.92 = 45,760,152,482.78 : x
  2. Step 2: Convert to fraction form
    91,897,563,591.38/137,661,736,673.92 = 45,760,152,482.78/x
  3. Step 3: Cross multiply
    91,897,563,591.38x = 137,661,736,673.92 × 45,760,152,482.78
  4. Step 4: Simplify right side
    91,897,563,591.38x = 6,299,422,061,242,199,572,480
  5. Step 5: Solve for x
    x = 6,299,422,061,242,199,572,480/91,897,563,591.38
  6. Step 6: Final answer
    x = 68,548,303,296.18

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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.