Home / 111,996,072.40-167,994,108.60-89,321,256.40

Finding the Fourth Proportional to 111,996,072.40, 167,994,108.60 and 89,321,256.40

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Solution

The fourth proportional to 111,996,072.40, 167,994,108.60 and 89,321,256.40 is: 133,981,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,996,072.40 : 167,994,108.60 = 89,321,256.40 : x
  2. Step 2: Convert to fraction form
    111,996,072.40/167,994,108.60 = 89,321,256.40/x
  3. Step 3: Cross multiply
    111,996,072.40x = 167,994,108.60 × 89,321,256.40
  4. Step 4: Simplify right side
    111,996,072.40x = 15,005,444,847,950,046
  5. Step 5: Solve for x
    x = 15,005,444,847,950,046/111,996,072.40
  6. Step 6: Final answer
    x = 133,981,884.60

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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.