Home / 229,012,579.99-316,147,128.74-140,982,035.55

Finding the Fourth Proportional to 229,012,579.99, 316,147,128.74 and 140,982,035.55

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Solution

The fourth proportional to 229,012,579.99, 316,147,128.74 and 140,982,035.55 is: 194,622,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,012,579.99 : 316,147,128.74 = 140,982,035.55 : x
  2. Step 2: Convert to fraction form
    229,012,579.99/316,147,128.74 = 140,982,035.55/x
  3. Step 3: Cross multiply
    229,012,579.99x = 316,147,128.74 × 140,982,035.55
  4. Step 4: Simplify right side
    229,012,579.99x = 44,571,065,743,053,112
  5. Step 5: Solve for x
    x = 44,571,065,743,053,112/229,012,579.99
  6. Step 6: Final answer
    x = 194,622,783.36

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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.