Home / 172,350,178.56-258,301,902.24-69,995,312.64

Finding the Fourth Proportional to 172,350,178.56, 258,301,902.24 and 69,995,312.64

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Solution

The fourth proportional to 172,350,178.56, 258,301,902.24 and 69,995,312.64 is: 104,902,255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,350,178.56 : 258,301,902.24 = 69,995,312.64 : x
  2. Step 2: Convert to fraction form
    172,350,178.56/258,301,902.24 = 69,995,312.64/x
  3. Step 3: Cross multiply
    172,350,178.56x = 258,301,902.24 × 69,995,312.64
  4. Step 4: Simplify right side
    172,350,178.56x = 18,079,922,402,795,516
  5. Step 5: Solve for x
    x = 18,079,922,402,795,516/172,350,178.56
  6. Step 6: Final answer
    x = 104,902,255.13

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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.