Home / 2,852,728,849.08-4,279,386,470.13-987,371,493.12

Finding the Fourth Proportional to 2,852,728,849.08, 4,279,386,470.13 and 987,371,493.12

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Solution

The fourth proportional to 2,852,728,849.08, 4,279,386,470.13 and 987,371,493.12 is: 1,481,158,719.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,728,849.08 : 4,279,386,470.13 = 987,371,493.12 : x
  2. Step 2: Convert to fraction form
    2,852,728,849.08/4,279,386,470.13 = 987,371,493.12/x
  3. Step 3: Cross multiply
    2,852,728,849.08x = 4,279,386,470.13 × 987,371,493.12
  4. Step 4: Simplify right side
    2,852,728,849.08x = 4,225,344,208,649,784,320
  5. Step 5: Solve for x
    x = 4,225,344,208,649,784,320/2,852,728,849.08
  6. Step 6: Final answer
    x = 1,481,158,719.31

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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.