Home / 1,418,374,631.40-2,127,561,947.10-383,395,252.20

Finding the Fourth Proportional to 1,418,374,631.40, 2,127,561,947.10 and 383,395,252.20

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Solution

The fourth proportional to 1,418,374,631.40, 2,127,561,947.10 and 383,395,252.20 is: 575,092,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,374,631.40 : 2,127,561,947.10 = 383,395,252.20 : x
  2. Step 2: Convert to fraction form
    1,418,374,631.40/2,127,561,947.10 = 383,395,252.20/x
  3. Step 3: Cross multiply
    1,418,374,631.40x = 2,127,561,947.10 × 383,395,252.20
  4. Step 4: Simplify right side
    1,418,374,631.40x = 815,697,149,279,527,552
  5. Step 5: Solve for x
    x = 815,697,149,279,527,552/1,418,374,631.40
  6. Step 6: Final answer
    x = 575,092,878.30

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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.