Home / 1,344,287,958-2,015,281,777.30-515,836,097.66

Finding the Fourth Proportional to 1,344,287,958, 2,015,281,777.30 and 515,836,097.66

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Solution

The fourth proportional to 1,344,287,958, 2,015,281,777.30 and 515,836,097.66 is: 773,312,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,287,958 : 2,015,281,777.30 = 515,836,097.66 : x
  2. Step 2: Convert to fraction form
    1,344,287,958/2,015,281,777.30 = 515,836,097.66/x
  3. Step 3: Cross multiply
    1,344,287,958x = 2,015,281,777.30 × 515,836,097.66
  4. Step 4: Simplify right side
    1,344,287,958x = 1,039,555,087,687,741,184
  5. Step 5: Solve for x
    x = 1,039,555,087,687,741,184/1,344,287,958
  6. Step 6: Final answer
    x = 773,312,802.14

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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.