Home / 724,374,612.10-1,086,561,918.15-724,374,612.10

Finding the Fourth Proportional to 724,374,612.10, 1,086,561,918.15 and 724,374,612.10

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Solution

The fourth proportional to 724,374,612.10, 1,086,561,918.15 and 724,374,612.10 is: 1,086,561,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,374,612.10 : 1,086,561,918.15 = 724,374,612.10 : x
  2. Step 2: Convert to fraction form
    724,374,612.10/1,086,561,918.15 = 724,374,612.10/x
  3. Step 3: Cross multiply
    724,374,612.10x = 1,086,561,918.15 × 724,374,612.10
  4. Step 4: Simplify right side
    724,374,612.10x = 787,077,867,982,538,240
  5. Step 5: Solve for x
    x = 787,077,867,982,538,240/724,374,612.10
  6. Step 6: Final answer
    x = 1,086,561,918.15

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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.