Home / 61,689,482,314.27-85,143,694,489.24-40,014,486,381.14

Finding the Fourth Proportional to 61,689,482,314.27, 85,143,694,489.24 and 40,014,486,381.14

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Solution

The fourth proportional to 61,689,482,314.27, 85,143,694,489.24 and 40,014,486,381.14 is: 55,227,910,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689,482,314.27 : 85,143,694,489.24 = 40,014,486,381.14 : x
  2. Step 2: Convert to fraction form
    61,689,482,314.27/85,143,694,489.24 = 40,014,486,381.14/x
  3. Step 3: Cross multiply
    61,689,482,314.27x = 85,143,694,489.24 × 40,014,486,381.14
  4. Step 4: Simplify right side
    61,689,482,314.27x = 3,406,981,203,579,348,451,328
  5. Step 5: Solve for x
    x = 3,406,981,203,579,348,451,328/61,689,482,314.27
  6. Step 6: Final answer
    x = 55,227,910,427.63

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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.