Home / 60,998,940,720.84-91,446,007,586.82-21,199,544,778.84

Finding the Fourth Proportional to 60,998,940,720.84, 91,446,007,586.82 and 21,199,544,778.84

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Solution

The fourth proportional to 60,998,940,720.84, 91,446,007,586.82 and 21,199,544,778.84 is: 31,781,104,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,940,720.84 : 91,446,007,586.82 = 21,199,544,778.84 : x
  2. Step 2: Convert to fraction form
    60,998,940,720.84/91,446,007,586.82 = 21,199,544,778.84/x
  3. Step 3: Cross multiply
    60,998,940,720.84x = 91,446,007,586.82 × 21,199,544,778.84
  4. Step 4: Simplify right side
    60,998,940,720.84x = 1,938,613,732,682,933,207,040
  5. Step 5: Solve for x
    x = 1,938,613,732,682,933,207,040/60,998,940,720.84
  6. Step 6: Final answer
    x = 31,781,104,881.07

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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.