Home / 422,167,190,578.84-582,591,098,402.08-229,479,363,505

Finding the Fourth Proportional to 422,167,190,578.84, 582,591,098,402.08 and 229,479,363,505

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Solution

The fourth proportional to 422,167,190,578.84, 582,591,098,402.08 and 229,479,363,505 is: 316,681,725,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,167,190,578.84 : 582,591,098,402.08 = 229,479,363,505 : x
  2. Step 2: Convert to fraction form
    422,167,190,578.84/582,591,098,402.08 = 229,479,363,505/x
  3. Step 3: Cross multiply
    422,167,190,578.84x = 582,591,098,402.08 × 229,479,363,505
  4. Step 4: Simplify right side
    422,167,190,578.84x = 133,692,634,444,988,139,175,936
  5. Step 5: Solve for x
    x = 133,692,634,444,988,139,175,936/422,167,190,578.84
  6. Step 6: Final answer
    x = 316,681,725,696.59

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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.