Home / 440,129,679.40-660,194,519.10-267,942,795.40

Finding the Fourth Proportional to 440,129,679.40, 660,194,519.10 and 267,942,795.40

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Solution

The fourth proportional to 440,129,679.40, 660,194,519.10 and 267,942,795.40 is: 401,914,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,129,679.40 : 660,194,519.10 = 267,942,795.40 : x
  2. Step 2: Convert to fraction form
    440,129,679.40/660,194,519.10 = 267,942,795.40/x
  3. Step 3: Cross multiply
    440,129,679.40x = 660,194,519.10 × 267,942,795.40
  4. Step 4: Simplify right side
    440,129,679.40x = 176,894,364,955,412,704
  5. Step 5: Solve for x
    x = 176,894,364,955,412,704/440,129,679.40
  6. Step 6: Final answer
    x = 401,914,193.10

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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.