Home / 1,181,164,850.40-1,772,056,933.20-454,177,279.20

Finding the Fourth Proportional to 1,181,164,850.40, 1,772,056,933.20 and 454,177,279.20

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Solution

The fourth proportional to 1,181,164,850.40, 1,772,056,933.20 and 454,177,279.20 is: 681,384,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,164,850.40 : 1,772,056,933.20 = 454,177,279.20 : x
  2. Step 2: Convert to fraction form
    1,181,164,850.40/1,772,056,933.20 = 454,177,279.20/x
  3. Step 3: Cross multiply
    1,181,164,850.40x = 1,772,056,933.20 × 454,177,279.20
  4. Step 4: Simplify right side
    1,181,164,850.40x = 804,827,996,508,272,128
  5. Step 5: Solve for x
    x = 804,827,996,508,272,128/1,181,164,850.40
  6. Step 6: Final answer
    x = 681,384,987.23

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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.