Home / 2,072,039,233.40-3,107,986,965.30-519,344,142.20

Finding the Fourth Proportional to 2,072,039,233.40, 3,107,986,965.30 and 519,344,142.20

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Solution

The fourth proportional to 2,072,039,233.40, 3,107,986,965.30 and 519,344,142.20 is: 778,998,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,039,233.40 : 3,107,986,965.30 = 519,344,142.20 : x
  2. Step 2: Convert to fraction form
    2,072,039,233.40/3,107,986,965.30 = 519,344,142.20/x
  3. Step 3: Cross multiply
    2,072,039,233.40x = 3,107,986,965.30 × 519,344,142.20
  4. Step 4: Simplify right side
    2,072,039,233.40x = 1,614,114,824,462,509,824
  5. Step 5: Solve for x
    x = 1,614,114,824,462,509,824/2,072,039,233.40
  6. Step 6: Final answer
    x = 778,998,195.81

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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.