Home / 323,021,445.96-445,767,327.78-176,343,729.96

Finding the Fourth Proportional to 323,021,445.96, 445,767,327.78 and 176,343,729.96

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Solution

The fourth proportional to 323,021,445.96, 445,767,327.78 and 176,343,729.96 is: 243,353,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,021,445.96 : 445,767,327.78 = 176,343,729.96 : x
  2. Step 2: Convert to fraction form
    323,021,445.96/445,767,327.78 = 176,343,729.96/x
  3. Step 3: Cross multiply
    323,021,445.96x = 445,767,327.78 × 176,343,729.96
  4. Step 4: Simplify right side
    323,021,445.96x = 78,608,273,275,027,120
  5. Step 5: Solve for x
    x = 78,608,273,275,027,120/323,021,445.96
  6. Step 6: Final answer
    x = 243,353,109.39

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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.