Home / 2,914,720,986.88-4,372,081,340.20-816,508,061.23

Finding the Fourth Proportional to 2,914,720,986.88, 4,372,081,340.20 and 816,508,061.23

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Solution

The fourth proportional to 2,914,720,986.88, 4,372,081,340.20 and 816,508,061.23 is: 1,224,762,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,720,986.88 : 4,372,081,340.20 = 816,508,061.23 : x
  2. Step 2: Convert to fraction form
    2,914,720,986.88/4,372,081,340.20 = 816,508,061.23/x
  3. Step 3: Cross multiply
    2,914,720,986.88x = 4,372,081,340.20 × 816,508,061.23
  4. Step 4: Simplify right side
    2,914,720,986.88x = 3,569,839,658,626,562,048
  5. Step 5: Solve for x
    x = 3,569,839,658,626,562,048/2,914,720,986.88
  6. Step 6: Final answer
    x = 1,224,762,052.59

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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.