Home / 1,105,269,418.80-1,657,904,128.20-588,708,766.80

Finding the Fourth Proportional to 1,105,269,418.80, 1,657,904,128.20 and 588,708,766.80

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Solution

The fourth proportional to 1,105,269,418.80, 1,657,904,128.20 and 588,708,766.80 is: 883,063,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,269,418.80 : 1,657,904,128.20 = 588,708,766.80 : x
  2. Step 2: Convert to fraction form
    1,105,269,418.80/1,657,904,128.20 = 588,708,766.80/x
  3. Step 3: Cross multiply
    1,105,269,418.80x = 1,657,904,128.20 × 588,708,766.80
  4. Step 4: Simplify right side
    1,105,269,418.80x = 976,022,694,785,251,072
  5. Step 5: Solve for x
    x = 976,022,694,785,251,072/1,105,269,418.80
  6. Step 6: Final answer
    x = 883,063,150.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.