Home / 7,281,894,269.72-10,049,031,560.22-3,940,428,407.96

Finding the Fourth Proportional to 7,281,894,269.72, 10,049,031,560.22 and 3,940,428,407.96

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Solution

The fourth proportional to 7,281,894,269.72, 10,049,031,560.22 and 3,940,428,407.96 is: 5,437,800,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281,894,269.72 : 10,049,031,560.22 = 3,940,428,407.96 : x
  2. Step 2: Convert to fraction form
    7,281,894,269.72/10,049,031,560.22 = 3,940,428,407.96/x
  3. Step 3: Cross multiply
    7,281,894,269.72x = 10,049,031,560.22 × 3,940,428,407.96
  4. Step 4: Simplify right side
    7,281,894,269.72x = 39,597,489,432,377,483,264
  5. Step 5: Solve for x
    x = 39,597,489,432,377,483,264/7,281,894,269.72
  6. Step 6: Final answer
    x = 5,437,800,655.39

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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.