Home / 295,315,870.28-443,068,437.45-206,776,668.38

Finding the Fourth Proportional to 295,315,870.28, 443,068,437.45 and 206,776,668.38

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Solution

The fourth proportional to 295,315,870.28, 443,068,437.45 and 206,776,668.38 is: 310,231,262.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,315,870.28 : 443,068,437.45 = 206,776,668.38 : x
  2. Step 2: Convert to fraction form
    295,315,870.28/443,068,437.45 = 206,776,668.38/x
  3. Step 3: Cross multiply
    295,315,870.28x = 443,068,437.45 × 206,776,668.38
  4. Step 4: Simplify right side
    295,315,870.28x = 91,616,215,358,028,080
  5. Step 5: Solve for x
    x = 91,616,215,358,028,080/295,315,870.28
  6. Step 6: Final answer
    x = 310,231,262.79

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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.