Home / 257,440,635.60-386,179,615.80-154,984,059.60

Finding the Fourth Proportional to 257,440,635.60, 386,179,615.80 and 154,984,059.60

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Solution

The fourth proportional to 257,440,635.60, 386,179,615.80 and 154,984,059.60 is: 232,487,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,440,635.60 : 386,179,615.80 = 154,984,059.60 : x
  2. Step 2: Convert to fraction form
    257,440,635.60/386,179,615.80 = 154,984,059.60/x
  3. Step 3: Cross multiply
    257,440,635.60x = 386,179,615.80 × 154,984,059.60
  4. Step 4: Simplify right side
    257,440,635.60x = 59,851,684,591,452,304
  5. Step 5: Solve for x
    x = 59,851,684,591,452,304/257,440,635.60
  6. Step 6: Final answer
    x = 232,487,324.51

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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.