Home / 440,129,618.40-660,194,427.60-267,942,734.40

Finding the Fourth Proportional to 440,129,618.40, 660,194,427.60 and 267,942,734.40

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Solution

The fourth proportional to 440,129,618.40, 660,194,427.60 and 267,942,734.40 is: 401,914,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,129,618.40 : 660,194,427.60 = 267,942,734.40 : x
  2. Step 2: Convert to fraction form
    440,129,618.40/660,194,427.60 = 267,942,734.40/x
  3. Step 3: Cross multiply
    440,129,618.40x = 660,194,427.60 × 267,942,734.40
  4. Step 4: Simplify right side
    440,129,618.40x = 176,894,300,166,786,848
  5. Step 5: Solve for x
    x = 176,894,300,166,786,848/440,129,618.40
  6. Step 6: Final answer
    x = 401,914,101.60

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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.