Home / 306,589,674.25-423,098,212.33-174,427,826.30

Finding the Fourth Proportional to 306,589,674.25, 423,098,212.33 and 174,427,826.30

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Solution

The fourth proportional to 306,589,674.25, 423,098,212.33 and 174,427,826.30 is: 240,712,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,589,674.25 : 423,098,212.33 = 174,427,826.30 : x
  2. Step 2: Convert to fraction form
    306,589,674.25/423,098,212.33 = 174,427,826.30/x
  3. Step 3: Cross multiply
    306,589,674.25x = 423,098,212.33 × 174,427,826.30
  4. Step 4: Simplify right side
    306,589,674.25x = 73,800,101,488,137,760
  5. Step 5: Solve for x
    x = 73,800,101,488,137,760/306,589,674.25
  6. Step 6: Final answer
    x = 240,712,938.78

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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.