Home / 668,690,223.60-1,002,988,096.20-231,885,087.60

Finding the Fourth Proportional to 668,690,223.60, 1,002,988,096.20 and 231,885,087.60

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Solution

The fourth proportional to 668,690,223.60, 1,002,988,096.20 and 231,885,087.60 is: 347,811,250.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,690,223.60 : 1,002,988,096.20 = 231,885,087.60 : x
  2. Step 2: Convert to fraction form
    668,690,223.60/1,002,988,096.20 = 231,885,087.60/x
  3. Step 3: Cross multiply
    668,690,223.60x = 1,002,988,096.20 × 231,885,087.60
  4. Step 4: Simplify right side
    668,690,223.60x = 232,577,982,549,094,240
  5. Step 5: Solve for x
    x = 232,577,982,549,094,240/668,690,223.60
  6. Step 6: Final answer
    x = 347,811,250.02

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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.