Home / 9,375,218,690.75-12,931,916,839.38-5,562,041,976.21

Finding the Fourth Proportional to 9,375,218,690.75, 12,931,916,839.38 and 5,562,041,976.21

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Solution

The fourth proportional to 9,375,218,690.75, 12,931,916,839.38 and 5,562,041,976.21 is: 7,672,126,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375,218,690.75 : 12,931,916,839.38 = 5,562,041,976.21 : x
  2. Step 2: Convert to fraction form
    9,375,218,690.75/12,931,916,839.38 = 5,562,041,976.21/x
  3. Step 3: Cross multiply
    9,375,218,690.75x = 12,931,916,839.38 × 5,562,041,976.21
  4. Step 4: Simplify right side
    9,375,218,690.75x = 71,927,864,293,488,508,928
  5. Step 5: Solve for x
    x = 71,927,864,293,488,508,928/9,375,218,690.75
  6. Step 6: Final answer
    x = 7,672,126,556.84

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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.