Home / 9,049,433,234.32-12,488,022,126.84-5,239,116,869.68

Finding the Fourth Proportional to 9,049,433,234.32, 12,488,022,126.84 and 5,239,116,869.68

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Solution

The fourth proportional to 9,049,433,234.32, 12,488,022,126.84 and 5,239,116,869.68 is: 7,229,867,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,433,234.32 : 12,488,022,126.84 = 5,239,116,869.68 : x
  2. Step 2: Convert to fraction form
    9,049,433,234.32/12,488,022,126.84 = 5,239,116,869.68/x
  3. Step 3: Cross multiply
    9,049,433,234.32x = 12,488,022,126.84 × 5,239,116,869.68
  4. Step 4: Simplify right side
    9,049,433,234.32x = 65,426,207,393,664,565,248
  5. Step 5: Solve for x
    x = 65,426,207,393,664,565,248/9,049,433,234.32
  6. Step 6: Final answer
    x = 7,229,867,959.63

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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.