Home / 618,098,697,615.10-927,148,046,422.65-449,615,744,808.70

Finding the Fourth Proportional to 618,098,697,615.10, 927,148,046,422.65 and 449,615,744,808.70

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Solution

The fourth proportional to 618,098,697,615.10, 927,148,046,422.65 and 449,615,744,808.70 is: 674,423,617,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098,697,615.10 : 927,148,046,422.65 = 449,615,744,808.70 : x
  2. Step 2: Convert to fraction form
    618,098,697,615.10/927,148,046,422.65 = 449,615,744,808.70/x
  3. Step 3: Cross multiply
    618,098,697,615.10x = 927,148,046,422.65 × 449,615,744,808.70
  4. Step 4: Simplify right side
    618,098,697,615.10x = 416,860,359,440,250,953,531,392
  5. Step 5: Solve for x
    x = 416,860,359,440,250,953,531,392/618,098,697,615.10
  6. Step 6: Final answer
    x = 674,423,617,213.05

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Double scale
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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.