Home / 2,859,980,092.38-4,289,983,839.79-868,039,454.66

Finding the Fourth Proportional to 2,859,980,092.38, 4,289,983,839.79 and 868,039,454.66

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Solution

The fourth proportional to 2,859,980,092.38, 4,289,983,839.79 and 868,039,454.66 is: 1,302,063,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,980,092.38 : 4,289,983,839.79 = 868,039,454.66 : x
  2. Step 2: Convert to fraction form
    2,859,980,092.38/4,289,983,839.79 = 868,039,454.66/x
  3. Step 3: Cross multiply
    2,859,980,092.38x = 4,289,983,839.79 × 868,039,454.66
  4. Step 4: Simplify right side
    2,859,980,092.38x = 3,723,875,232,767,904,256
  5. Step 5: Solve for x
    x = 3,723,875,232,767,904,256/2,859,980,092.38
  6. Step 6: Final answer
    x = 1,302,063,340.47

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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.