Home / 1,179,231,040,894.70-1,769,023,425,276.40-414,184,347,961.28

Finding the Fourth Proportional to 1,179,231,040,894.70, 1,769,023,425,276.40 and 414,184,347,961.28

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Solution

The fourth proportional to 1,179,231,040,894.70, 1,769,023,425,276.40 and 414,184,347,961.28 is: 621,338,642,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,231,040,894.70 : 1,769,023,425,276.40 = 414,184,347,961.28 : x
  2. Step 2: Convert to fraction form
    1,179,231,040,894.70/1,769,023,425,276.40 = 414,184,347,961.28/x
  3. Step 3: Cross multiply
    1,179,231,040,894.70x = 1,769,023,425,276.40 × 414,184,347,961.28
  4. Step 4: Simplify right side
    1,179,231,040,894.70x = 732,701,813,926,335,849,955,328
  5. Step 5: Solve for x
    x = 732,701,813,926,335,849,955,328/1,179,231,040,894.70
  6. Step 6: Final answer
    x = 621,338,642,315.95

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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.