Home / 472,605,086.70-708,588,765.45-227,079,344.70

Finding the Fourth Proportional to 472,605,086.70, 708,588,765.45 and 227,079,344.70

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Solution

The fourth proportional to 472,605,086.70, 708,588,765.45 and 227,079,344.70 is: 340,465,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,605,086.70 : 708,588,765.45 = 227,079,344.70 : x
  2. Step 2: Convert to fraction form
    472,605,086.70/708,588,765.45 = 227,079,344.70/x
  3. Step 3: Cross multiply
    472,605,086.70x = 708,588,765.45 × 227,079,344.70
  4. Step 4: Simplify right side
    472,605,086.70x = 160,905,872,520,168,000
  5. Step 5: Solve for x
    x = 160,905,872,520,168,000/472,605,086.70
  6. Step 6: Final answer
    x = 340,465,807.60

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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.