Home / 247,148,383.20-370,722,574.80-235,810,975.20

Finding the Fourth Proportional to 247,148,383.20, 370,722,574.80 and 235,810,975.20

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Solution

The fourth proportional to 247,148,383.20, 370,722,574.80 and 235,810,975.20 is: 353,716,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,148,383.20 : 370,722,574.80 = 235,810,975.20 : x
  2. Step 2: Convert to fraction form
    247,148,383.20/370,722,574.80 = 235,810,975.20/x
  3. Step 3: Cross multiply
    247,148,383.20x = 370,722,574.80 × 235,810,975.20
  4. Step 4: Simplify right side
    247,148,383.20x = 87,420,451,892,242,944
  5. Step 5: Solve for x
    x = 87,420,451,892,242,944/247,148,383.20
  6. Step 6: Final answer
    x = 353,716,462.80

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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.