Home / 18,563,128,676.61-25,617,120,337.22-10,105,016,663.85

Finding the Fourth Proportional to 18,563,128,676.61, 25,617,120,337.22 and 10,105,016,663.85

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Solution

The fourth proportional to 18,563,128,676.61, 25,617,120,337.22 and 10,105,016,663.85 is: 13,944,924,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563,128,676.61 : 25,617,120,337.22 = 10,105,016,663.85 : x
  2. Step 2: Convert to fraction form
    18,563,128,676.61/25,617,120,337.22 = 10,105,016,663.85/x
  3. Step 3: Cross multiply
    18,563,128,676.61x = 25,617,120,337.22 × 10,105,016,663.85
  4. Step 4: Simplify right side
    18,563,128,676.61x = 258,861,427,887,408,316,416
  5. Step 5: Solve for x
    x = 258,861,427,887,408,316,416/18,563,128,676.61
  6. Step 6: Final answer
    x = 13,944,924,500.45

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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.