Home / 725,784,612.40-1,088,676,918.60-650,957,719.60

Finding the Fourth Proportional to 725,784,612.40, 1,088,676,918.60 and 650,957,719.60

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Solution

The fourth proportional to 725,784,612.40, 1,088,676,918.60 and 650,957,719.60 is: 976,436,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,784,612.40 : 1,088,676,918.60 = 650,957,719.60 : x
  2. Step 2: Convert to fraction form
    725,784,612.40/1,088,676,918.60 = 650,957,719.60/x
  3. Step 3: Cross multiply
    725,784,612.40x = 1,088,676,918.60 × 650,957,719.60
  4. Step 4: Simplify right side
    725,784,612.40x = 708,682,644,313,010,816
  5. Step 5: Solve for x
    x = 708,682,644,313,010,816/725,784,612.40
  6. Step 6: Final answer
    x = 976,436,579.40

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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.