Home / 21,126,048,320.73-29,154,645,855.25-11,610,937,337.97

Finding the Fourth Proportional to 21,126,048,320.73, 29,154,645,855.25 and 11,610,937,337.97

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Solution

The fourth proportional to 21,126,048,320.73, 29,154,645,855.25 and 11,610,937,337.97 is: 16,023,477,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,126,048,320.73 : 29,154,645,855.25 = 11,610,937,337.97 : x
  2. Step 2: Convert to fraction form
    21,126,048,320.73/29,154,645,855.25 = 11,610,937,337.97/x
  3. Step 3: Cross multiply
    21,126,048,320.73x = 29,154,645,855.25 × 11,610,937,337.97
  4. Step 4: Simplify right side
    21,126,048,320.73x = 338,512,766,135,991,271,424
  5. Step 5: Solve for x
    x = 338,512,766,135,991,271,424/21,126,048,320.73
  6. Step 6: Final answer
    x = 16,023,477,793.71

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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.