Home / 323,021,435.46-445,767,313.26-176,343,719.46

Finding the Fourth Proportional to 323,021,435.46, 445,767,313.26 and 176,343,719.46

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Solution

The fourth proportional to 323,021,435.46, 445,767,313.26 and 176,343,719.46 is: 243,353,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,021,435.46 : 445,767,313.26 = 176,343,719.46 : x
  2. Step 2: Convert to fraction form
    323,021,435.46/445,767,313.26 = 176,343,719.46/x
  3. Step 3: Cross multiply
    323,021,435.46x = 445,767,313.26 × 176,343,719.46
  4. Step 4: Simplify right side
    323,021,435.46x = 78,608,266,033,959,376
  5. Step 5: Solve for x
    x = 78,608,266,033,959,376/323,021,435.46
  6. Step 6: Final answer
    x = 243,353,094.89

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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.