Home / 220,056,362.66-303,685,061.28-120,940,623.29

Finding the Fourth Proportional to 220,056,362.66, 303,685,061.28 and 120,940,623.29

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Solution

The fourth proportional to 220,056,362.66, 303,685,061.28 and 120,940,623.29 is: 166,902,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,056,362.66 : 303,685,061.28 = 120,940,623.29 : x
  2. Step 2: Convert to fraction form
    220,056,362.66/303,685,061.28 = 120,940,623.29/x
  3. Step 3: Cross multiply
    220,056,362.66x = 303,685,061.28 × 120,940,623.29
  4. Step 4: Simplify right side
    220,056,362.66x = 36,727,860,595,065,040
  5. Step 5: Solve for x
    x = 36,727,860,595,065,040/220,056,362.66
  6. Step 6: Final answer
    x = 166,902,061.60

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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.