Home / 18,563,128,676.55-25,617,120,337.13-10,105,016,663.79

Finding the Fourth Proportional to 18,563,128,676.55, 25,617,120,337.13 and 10,105,016,663.79

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Solution

The fourth proportional to 18,563,128,676.55, 25,617,120,337.13 and 10,105,016,663.79 is: 13,944,924,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563,128,676.55 : 25,617,120,337.13 = 10,105,016,663.79 : x
  2. Step 2: Convert to fraction form
    18,563,128,676.55/25,617,120,337.13 = 10,105,016,663.79/x
  3. Step 3: Cross multiply
    18,563,128,676.55x = 25,617,120,337.13 × 10,105,016,663.79
  4. Step 4: Simplify right side
    18,563,128,676.55x = 258,861,427,884,961,136,640
  5. Step 5: Solve for x
    x = 258,861,427,884,961,136,640/18,563,128,676.55
  6. Step 6: Final answer
    x = 13,944,924,500.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.