Home / 110,816,245.80-166,224,368.70-80,205,244.20

Finding the Fourth Proportional to 110,816,245.80, 166,224,368.70 and 80,205,244.20

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Solution

The fourth proportional to 110,816,245.80, 166,224,368.70 and 80,205,244.20 is: 120,307,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,816,245.80 : 166,224,368.70 = 80,205,244.20 : x
  2. Step 2: Convert to fraction form
    110,816,245.80/166,224,368.70 = 80,205,244.20/x
  3. Step 3: Cross multiply
    110,816,245.80x = 166,224,368.70 × 80,205,244.20
  4. Step 4: Simplify right side
    110,816,245.80x = 13,332,066,083,574,336
  5. Step 5: Solve for x
    x = 13,332,066,083,574,336/110,816,245.80
  6. Step 6: Final answer
    x = 120,307,866.30

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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.