Home / 229,665,229.17-316,938,517.56-130,546,583.79

Finding the Fourth Proportional to 229,665,229.17, 316,938,517.56 and 130,546,583.79

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Solution

The fourth proportional to 229,665,229.17, 316,938,517.56 and 130,546,583.79 is: 180,154,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,665,229.17 : 316,938,517.56 = 130,546,583.79 : x
  2. Step 2: Convert to fraction form
    229,665,229.17/316,938,517.56 = 130,546,583.79/x
  3. Step 3: Cross multiply
    229,665,229.17x = 316,938,517.56 × 130,546,583.79
  4. Step 4: Simplify right side
    229,665,229.17x = 41,375,240,738,924,928
  5. Step 5: Solve for x
    x = 41,375,240,738,924,928/229,665,229.17
  6. Step 6: Final answer
    x = 180,154,570.58

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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.