Home / 618,098,696,872.10-927,148,045,308.15-449,615,744,065.70

Finding the Fourth Proportional to 618,098,696,872.10, 927,148,045,308.15 and 449,615,744,065.70

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Solution

The fourth proportional to 618,098,696,872.10, 927,148,045,308.15 and 449,615,744,065.70 is: 674,423,616,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098,696,872.10 : 927,148,045,308.15 = 449,615,744,065.70 : x
  2. Step 2: Convert to fraction form
    618,098,696,872.10/927,148,045,308.15 = 449,615,744,065.70/x
  3. Step 3: Cross multiply
    618,098,696,872.10x = 927,148,045,308.15 × 449,615,744,065.70
  4. Step 4: Simplify right side
    618,098,696,872.10x = 416,860,358,250,283,220,860,928
  5. Step 5: Solve for x
    x = 416,860,358,250,283,220,860,928/618,098,696,872.10
  6. Step 6: Final answer
    x = 674,423,616,098.55

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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.