Home / 9,372,815,614.53-12,933,630,633.65-5,561,681,821.65

Finding the Fourth Proportional to 9,372,815,614.53, 12,933,630,633.65 and 5,561,681,821.65

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Solution

The fourth proportional to 9,372,815,614.53, 12,933,630,633.65 and 5,561,681,821.65 is: 7,674,613,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372,815,614.53 : 12,933,630,633.65 = 5,561,681,821.65 : x
  2. Step 2: Convert to fraction form
    9,372,815,614.53/12,933,630,633.65 = 5,561,681,821.65/x
  3. Step 3: Cross multiply
    9,372,815,614.53x = 12,933,630,633.65 × 5,561,681,821.65
  4. Step 4: Simplify right side
    9,372,815,614.53x = 71,932,738,383,078,965,248
  5. Step 5: Solve for x
    x = 71,932,738,383,078,965,248/9,372,815,614.53
  6. Step 6: Final answer
    x = 7,674,613,621.07

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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.