Home / 152,201,278.70-227,924,004.45-121,968,190.70

Finding the Fourth Proportional to 152,201,278.70, 227,924,004.45 and 121,968,190.70

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Solution

The fourth proportional to 152,201,278.70, 227,924,004.45 and 121,968,190.70 is: 182,649,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,201,278.70 : 227,924,004.45 = 121,968,190.70 : x
  2. Step 2: Convert to fraction form
    152,201,278.70/227,924,004.45 = 121,968,190.70/x
  3. Step 3: Cross multiply
    152,201,278.70x = 227,924,004.45 × 121,968,190.70
  4. Step 4: Simplify right side
    152,201,278.70x = 27,799,478,439,865,248
  5. Step 5: Solve for x
    x = 27,799,478,439,865,248/152,201,278.70
  6. Step 6: Final answer
    x = 182,649,440.78

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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.