Home / 270,459,002.64-405,554,167.34-86,202,503.04

Finding the Fourth Proportional to 270,459,002.64, 405,554,167.34 and 86,202,503.04

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Solution

The fourth proportional to 270,459,002.64, 405,554,167.34 and 86,202,503.04 is: 129,260,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,459,002.64 : 405,554,167.34 = 86,202,503.04 : x
  2. Step 2: Convert to fraction form
    270,459,002.64/405,554,167.34 = 86,202,503.04/x
  3. Step 3: Cross multiply
    270,459,002.64x = 405,554,167.34 × 86,202,503.04
  4. Step 4: Simplify right side
    270,459,002.64x = 34,959,784,344,424,096
  5. Step 5: Solve for x
    x = 34,959,784,344,424,096/270,459,002.64
  6. Step 6: Final answer
    x = 129,260,937.90

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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.