Home / 111,550,643.20-167,325,964.80-99,114,923.80

Finding the Fourth Proportional to 111,550,643.20, 167,325,964.80 and 99,114,923.80

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Solution

The fourth proportional to 111,550,643.20, 167,325,964.80 and 99,114,923.80 is: 148,672,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,550,643.20 : 167,325,964.80 = 99,114,923.80 : x
  2. Step 2: Convert to fraction form
    111,550,643.20/167,325,964.80 = 99,114,923.80/x
  3. Step 3: Cross multiply
    111,550,643.20x = 167,325,964.80 × 99,114,923.80
  4. Step 4: Simplify right side
    111,550,643.20x = 16,584,500,250,913,482
  5. Step 5: Solve for x
    x = 16,584,500,250,913,482/111,550,643.20
  6. Step 6: Final answer
    x = 148,672,385.70

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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.