Home / 10,392,700,272.10-15,589,050,408.15-8,433,596,169.70

Finding the Fourth Proportional to 10,392,700,272.10, 15,589,050,408.15 and 8,433,596,169.70

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Solution

The fourth proportional to 10,392,700,272.10, 15,589,050,408.15 and 8,433,596,169.70 is: 12,650,394,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392,700,272.10 : 15,589,050,408.15 = 8,433,596,169.70 : x
  2. Step 2: Convert to fraction form
    10,392,700,272.10/15,589,050,408.15 = 8,433,596,169.70/x
  3. Step 3: Cross multiply
    10,392,700,272.10x = 15,589,050,408.15 × 8,433,596,169.70
  4. Step 4: Simplify right side
    10,392,700,272.10x = 131,471,755,811,434,053,632
  5. Step 5: Solve for x
    x = 131,471,755,811,434,053,632/10,392,700,272.10
  6. Step 6: Final answer
    x = 12,650,394,254.55

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Double scale
Find fourth proportional to 10,392,700,273.10, 15,589,050,409.65 and 8,433,596,170.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.