Home / 56,776,016.80-85,164,025.20-32,813,495.20

Finding the Fourth Proportional to 56,776,016.80, 85,164,025.20 and 32,813,495.20

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Solution

The fourth proportional to 56,776,016.80, 85,164,025.20 and 32,813,495.20 is: 49,220,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776,016.80 : 85,164,025.20 = 32,813,495.20 : x
  2. Step 2: Convert to fraction form
    56,776,016.80/85,164,025.20 = 32,813,495.20/x
  3. Step 3: Cross multiply
    56,776,016.80x = 85,164,025.20 × 32,813,495.20
  4. Step 4: Simplify right side
    56,776,016.80x = 2,794,529,332,112,879
  5. Step 5: Solve for x
    x = 2,794,529,332,112,879/56,776,016.80
  6. Step 6: Final answer
    x = 49,220,242.80

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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.