Home / 1,034,932,520.40-1,552,398,780.60-851,266,510.80

Finding the Fourth Proportional to 1,034,932,520.40, 1,552,398,780.60 and 851,266,510.80

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Solution

The fourth proportional to 1,034,932,520.40, 1,552,398,780.60 and 851,266,510.80 is: 1,276,899,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,932,520.40 : 1,552,398,780.60 = 851,266,510.80 : x
  2. Step 2: Convert to fraction form
    1,034,932,520.40/1,552,398,780.60 = 851,266,510.80/x
  3. Step 3: Cross multiply
    1,034,932,520.40x = 1,552,398,780.60 × 851,266,510.80
  4. Step 4: Simplify right side
    1,034,932,520.40x = 1,321,505,093,331,536,640
  5. Step 5: Solve for x
    x = 1,321,505,093,331,536,640/1,034,932,520.40
  6. Step 6: Final answer
    x = 1,276,899,766.20

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Double scale
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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.