Home / 252,305,752.74-348,181,285.79-140,795,420.47

Finding the Fourth Proportional to 252,305,752.74, 348,181,285.79 and 140,795,420.47

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Solution

The fourth proportional to 252,305,752.74, 348,181,285.79 and 140,795,420.47 is: 194,297,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,305,752.74 : 348,181,285.79 = 140,795,420.47 : x
  2. Step 2: Convert to fraction form
    252,305,752.74/348,181,285.79 = 140,795,420.47/x
  3. Step 3: Cross multiply
    252,305,752.74x = 348,181,285.79 × 140,795,420.47
  4. Step 4: Simplify right side
    252,305,752.74x = 49,022,330,532,069,824
  5. Step 5: Solve for x
    x = 49,022,330,532,069,824/252,305,752.74
  6. Step 6: Final answer
    x = 194,297,315.86

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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.