Home / 627,273,083.45-941,016,819.87-258,606,503.80

Finding the Fourth Proportional to 627,273,083.45, 941,016,819.87 and 258,606,503.80

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Solution

The fourth proportional to 627,273,083.45, 941,016,819.87 and 258,606,503.80 is: 387,953,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,273,083.45 : 941,016,819.87 = 258,606,503.80 : x
  2. Step 2: Convert to fraction form
    627,273,083.45/941,016,819.87 = 258,606,503.80/x
  3. Step 3: Cross multiply
    627,273,083.45x = 941,016,819.87 × 258,606,503.80
  4. Step 4: Simplify right side
    627,273,083.45x = 243,353,069,801,222,528
  5. Step 5: Solve for x
    x = 243,353,069,801,222,528/627,273,083.45
  6. Step 6: Final answer
    x = 387,953,948.96

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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.