Home / 203,309,535.75-306,070,526.51-185,229,912.93

Finding the Fourth Proportional to 203,309,535.75, 306,070,526.51 and 185,229,912.93

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Solution

The fourth proportional to 203,309,535.75, 306,070,526.51 and 185,229,912.93 is: 278,852,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,309,535.75 : 306,070,526.51 = 185,229,912.93 : x
  2. Step 2: Convert to fraction form
    203,309,535.75/306,070,526.51 = 185,229,912.93/x
  3. Step 3: Cross multiply
    203,309,535.75x = 306,070,526.51 × 185,229,912.93
  4. Step 4: Simplify right side
    203,309,535.75x = 56,693,416,974,960,408
  5. Step 5: Solve for x
    x = 56,693,416,974,960,408/203,309,535.75
  6. Step 6: Final answer
    x = 278,852,719.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.