Home / 164,919,713.94-227,591,939.70-90,587,144.34

Finding the Fourth Proportional to 164,919,713.94, 227,591,939.70 and 90,587,144.34

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Solution

The fourth proportional to 164,919,713.94, 227,591,939.70 and 90,587,144.34 is: 125,011,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,919,713.94 : 227,591,939.70 = 90,587,144.34 : x
  2. Step 2: Convert to fraction form
    164,919,713.94/227,591,939.70 = 90,587,144.34/x
  3. Step 3: Cross multiply
    164,919,713.94x = 227,591,939.70 × 90,587,144.34
  4. Step 4: Simplify right side
    164,919,713.94x = 20,616,903,892,224,476
  5. Step 5: Solve for x
    x = 20,616,903,892,224,476/164,919,713.94
  6. Step 6: Final answer
    x = 125,011,761.18

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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.