Home / 220,161,246.90-330,240,558.15-56,398,686.90

Finding the Fourth Proportional to 220,161,246.90, 330,240,558.15 and 56,398,686.90

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Solution

The fourth proportional to 220,161,246.90, 330,240,558.15 and 56,398,686.90 is: 84,597,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,161,246.90 : 330,240,558.15 = 56,398,686.90 : x
  2. Step 2: Convert to fraction form
    220,161,246.90/330,240,558.15 = 56,398,686.90/x
  3. Step 3: Cross multiply
    220,161,246.90x = 330,240,558.15 × 56,398,686.90
  4. Step 4: Simplify right side
    220,161,246.90x = 18,625,133,840,783,092
  5. Step 5: Solve for x
    x = 18,625,133,840,783,092/220,161,246.90
  6. Step 6: Final answer
    x = 84,597,694.20

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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.