Home / 111,216,355.44-166,671,034.92-80,264,066.16

Finding the Fourth Proportional to 111,216,355.44, 166,671,034.92 and 80,264,066.16

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Solution

The fourth proportional to 111,216,355.44, 166,671,034.92 and 80,264,066.16 is: 120,285,320.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,216,355.44 : 166,671,034.92 = 80,264,066.16 : x
  2. Step 2: Convert to fraction form
    111,216,355.44/166,671,034.92 = 80,264,066.16/x
  3. Step 3: Cross multiply
    111,216,355.44x = 166,671,034.92 × 80,264,066.16
  4. Step 4: Simplify right side
    111,216,355.44x = 13,377,694,973,774,548
  5. Step 5: Solve for x
    x = 13,377,694,973,774,548/111,216,355.44
  6. Step 6: Final answer
    x = 120,285,320.63

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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.