Home / 61,689,482,317.28-85,143,694,493.39-40,014,486,384.14

Finding the Fourth Proportional to 61,689,482,317.28, 85,143,694,493.39 and 40,014,486,384.14

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Solution

The fourth proportional to 61,689,482,317.28, 85,143,694,493.39 and 40,014,486,384.14 is: 55,227,910,431.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689,482,317.28 : 85,143,694,493.39 = 40,014,486,384.14 : x
  2. Step 2: Convert to fraction form
    61,689,482,317.28/85,143,694,493.39 = 40,014,486,384.14/x
  3. Step 3: Cross multiply
    61,689,482,317.28x = 85,143,694,493.39 × 40,014,486,384.14
  4. Step 4: Simplify right side
    61,689,482,317.28x = 3,406,981,204,000,504,283,136
  5. Step 5: Solve for x
    x = 3,406,981,204,000,504,283,136/61,689,482,317.28
  6. Step 6: Final answer
    x = 55,227,910,431.77

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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.