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Finding the Third Proportional to 3,558,456,154.88 and 7,411,443,549.75

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Solution

The third proportional to 3,558,456,154.88 and 7,411,443,549.75 is: 15,436,327,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,456,154.88 : 7,411,443,549.75 = 7,411,443,549.75 : x
  2. Step 2: Convert to fraction form
    3,558,456,154.88/7,411,443,549.75 = 7,411,443,549.75/x
  3. Step 3: Cross multiply
    3,558,456,154.88x = 7,411,443,549.75 × 7,411,443,549.75
  4. Step 4: Simplify right side
    3,558,456,154.88x = 54,929,495,491,130,884,096
  5. Step 5: Solve for x
    x = 54,929,495,491,130,884,096/3,558,456,154.88
  6. Step 6: Final answer
    x = 15,436,327,750.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.