Home / 472,605,102.20-708,588,788.70-227,079,360.20

Finding the Fourth Proportional to 472,605,102.20, 708,588,788.70 and 227,079,360.20

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Solution

The fourth proportional to 472,605,102.20, 708,588,788.70 and 227,079,360.20 is: 340,465,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,605,102.20 : 708,588,788.70 = 227,079,360.20 : x
  2. Step 2: Convert to fraction form
    472,605,102.20/708,588,788.70 = 227,079,360.20/x
  3. Step 3: Cross multiply
    472,605,102.20x = 708,588,788.70 × 227,079,360.20
  4. Step 4: Simplify right side
    472,605,102.20x = 160,905,888,782,888,992
  5. Step 5: Solve for x
    x = 160,905,888,782,888,992/472,605,102.20
  6. Step 6: Final answer
    x = 340,465,830.85

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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.