Home / 3,928,011,190.74-5,892,792,969.02-1,440,895,213.22

Finding the Fourth Proportional to 3,928,011,190.74, 5,892,792,969.02 and 1,440,895,213.22

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Solution

The fourth proportional to 3,928,011,190.74, 5,892,792,969.02 and 1,440,895,213.22 is: 2,161,627,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,011,190.74 : 5,892,792,969.02 = 1,440,895,213.22 : x
  2. Step 2: Convert to fraction form
    3,928,011,190.74/5,892,792,969.02 = 1,440,895,213.22/x
  3. Step 3: Cross multiply
    3,928,011,190.74x = 5,892,792,969.02 × 1,440,895,213.22
  4. Step 4: Simplify right side
    3,928,011,190.74x = 8,490,897,181,520,720,896
  5. Step 5: Solve for x
    x = 8,490,897,181,520,720,896/3,928,011,190.74
  6. Step 6: Final answer
    x = 2,161,627,543.61

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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.