Home / 111,251,407.20-166,877,110.80-100,501,864.80

Finding the Fourth Proportional to 111,251,407.20, 166,877,110.80 and 100,501,864.80

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Solution

The fourth proportional to 111,251,407.20, 166,877,110.80 and 100,501,864.80 is: 150,752,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,251,407.20 : 166,877,110.80 = 100,501,864.80 : x
  2. Step 2: Convert to fraction form
    111,251,407.20/166,877,110.80 = 100,501,864.80/x
  3. Step 3: Cross multiply
    111,251,407.20x = 166,877,110.80 × 100,501,864.80
  4. Step 4: Simplify right side
    111,251,407.20x = 16,771,460,827,836,220
  5. Step 5: Solve for x
    x = 16,771,460,827,836,220/111,251,407.20
  6. Step 6: Final answer
    x = 150,752,797.20

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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.