Home / 202,522,938.18-279,482,996.22-109,703,445.11

Finding the Fourth Proportional to 202,522,938.18, 279,482,996.22 and 109,703,445.11

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Solution

The fourth proportional to 202,522,938.18, 279,482,996.22 and 109,703,445.11 is: 151,391,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,522,938.18 : 279,482,996.22 = 109,703,445.11 : x
  2. Step 2: Convert to fraction form
    202,522,938.18/279,482,996.22 = 109,703,445.11/x
  3. Step 3: Cross multiply
    202,522,938.18x = 279,482,996.22 × 109,703,445.11
  4. Step 4: Simplify right side
    202,522,938.18x = 30,660,247,534,999,112
  5. Step 5: Solve for x
    x = 30,660,247,534,999,112/202,522,938.18
  6. Step 6: Final answer
    x = 151,391,480.94

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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.