Home / 442,290,448.74-610,581,789.27-275,080,608.12

Finding the Fourth Proportional to 442,290,448.74, 610,581,789.27 and 275,080,608.12

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Solution

The fourth proportional to 442,290,448.74, 610,581,789.27 and 275,080,608.12 is: 379,748,670.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,290,448.74 : 610,581,789.27 = 275,080,608.12 : x
  2. Step 2: Convert to fraction form
    442,290,448.74/610,581,789.27 = 275,080,608.12/x
  3. Step 3: Cross multiply
    442,290,448.74x = 610,581,789.27 × 275,080,608.12
  4. Step 4: Simplify right side
    442,290,448.74x = 167,959,209,899,389,280
  5. Step 5: Solve for x
    x = 167,959,209,899,389,280/442,290,448.74
  6. Step 6: Final answer
    x = 379,748,670.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.