Home / 927,338,701.70-1,391,008,052.55-655,240,909.70

Finding the Fourth Proportional to 927,338,701.70, 1,391,008,052.55 and 655,240,909.70

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Solution

The fourth proportional to 927,338,701.70, 1,391,008,052.55 and 655,240,909.70 is: 982,861,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,338,701.70 : 1,391,008,052.55 = 655,240,909.70 : x
  2. Step 2: Convert to fraction form
    927,338,701.70/1,391,008,052.55 = 655,240,909.70/x
  3. Step 3: Cross multiply
    927,338,701.70x = 1,391,008,052.55 × 655,240,909.70
  4. Step 4: Simplify right side
    927,338,701.70x = 911,445,381,752,887,424
  5. Step 5: Solve for x
    x = 911,445,381,752,887,424/927,338,701.70
  6. Step 6: Final answer
    x = 982,861,364.55

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Double scale
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Similar ratio
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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.