Home / 14,885,798,359.68-20,542,539,486.72-8,203,034,065.92

Finding the Fourth Proportional to 14,885,798,359.68, 20,542,539,486.72 and 8,203,034,065.92

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Solution

The fourth proportional to 14,885,798,359.68, 20,542,539,486.72 and 8,203,034,065.92 is: 11,320,262,920.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885,798,359.68 : 20,542,539,486.72 = 8,203,034,065.92 : x
  2. Step 2: Convert to fraction form
    14,885,798,359.68/20,542,539,486.72 = 8,203,034,065.92/x
  3. Step 3: Cross multiply
    14,885,798,359.68x = 20,542,539,486.72 × 8,203,034,065.92
  4. Step 4: Simplify right side
    14,885,798,359.68x = 168,511,151,210,070,933,504
  5. Step 5: Solve for x
    x = 168,511,151,210,070,933,504/14,885,798,359.68
  6. Step 6: Final answer
    x = 11,320,262,920.29

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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.