Home / 172,504,778.22-258,606,001.89-64,874,984.94

Finding the Fourth Proportional to 172,504,778.22, 258,606,001.89 and 64,874,984.94

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Solution

The fourth proportional to 172,504,778.22, 258,606,001.89 and 64,874,984.94 is: 97,255,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,504,778.22 : 258,606,001.89 = 64,874,984.94 : x
  2. Step 2: Convert to fraction form
    172,504,778.22/258,606,001.89 = 64,874,984.94/x
  3. Step 3: Cross multiply
    172,504,778.22x = 258,606,001.89 × 64,874,984.94
  4. Step 4: Simplify right side
    172,504,778.22x = 16,777,060,478,007,360
  5. Step 5: Solve for x
    x = 16,777,060,478,007,360/172,504,778.22
  6. Step 6: Final answer
    x = 97,255,627.65

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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.