Home / 2,720,642,706.30-4,080,964,059.45-880,581,387.90

Finding the Fourth Proportional to 2,720,642,706.30, 4,080,964,059.45 and 880,581,387.90

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Solution

The fourth proportional to 2,720,642,706.30, 4,080,964,059.45 and 880,581,387.90 is: 1,320,872,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,642,706.30 : 4,080,964,059.45 = 880,581,387.90 : x
  2. Step 2: Convert to fraction form
    2,720,642,706.30/4,080,964,059.45 = 880,581,387.90/x
  3. Step 3: Cross multiply
    2,720,642,706.30x = 4,080,964,059.45 × 880,581,387.90
  4. Step 4: Simplify right side
    2,720,642,706.30x = 3,593,620,995,440,498,688
  5. Step 5: Solve for x
    x = 3,593,620,995,440,498,688/2,720,642,706.30
  6. Step 6: Final answer
    x = 1,320,872,081.85

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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.