Home / 80,795,203.65-111,498,094.49-45,990,135.45

Finding the Fourth Proportional to 80,795,203.65, 111,498,094.49 and 45,990,135.45

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Solution

The fourth proportional to 80,795,203.65, 111,498,094.49 and 45,990,135.45 is: 63,466,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,795,203.65 : 111,498,094.49 = 45,990,135.45 : x
  2. Step 2: Convert to fraction form
    80,795,203.65/111,498,094.49 = 45,990,135.45/x
  3. Step 3: Cross multiply
    80,795,203.65x = 111,498,094.49 × 45,990,135.45
  4. Step 4: Simplify right side
    80,795,203.65x = 5,127,812,467,782,048
  5. Step 5: Solve for x
    x = 5,127,812,467,782,048/80,795,203.65
  6. Step 6: Final answer
    x = 63,466,793.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.