Home / 20,926,499,610.08-28,878,358,647.12-11,411,027,305.76

Finding the Fourth Proportional to 20,926,499,610.08, 28,878,358,647.12 and 11,411,027,305.76

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Solution

The fourth proportional to 20,926,499,610.08, 28,878,358,647.12 and 11,411,027,305.76 is: 15,747,102,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,926,499,610.08 : 28,878,358,647.12 = 11,411,027,305.76 : x
  2. Step 2: Convert to fraction form
    20,926,499,610.08/28,878,358,647.12 = 11,411,027,305.76/x
  3. Step 3: Cross multiply
    20,926,499,610.08x = 28,878,358,647.12 × 11,411,027,305.76
  4. Step 4: Simplify right side
    20,926,499,610.08x = 329,531,739,067,816,738,816
  5. Step 5: Solve for x
    x = 329,531,739,067,816,738,816/20,926,499,610.08
  6. Step 6: Final answer
    x = 15,747,102,726.59

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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.