Home / 323,021,435.52-445,767,313.32-176,343,719.52

Finding the Fourth Proportional to 323,021,435.52, 445,767,313.32 and 176,343,719.52

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Solution

The fourth proportional to 323,021,435.52, 445,767,313.32 and 176,343,719.52 is: 243,353,094.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,021,435.52 : 445,767,313.32 = 176,343,719.52 : x
  2. Step 2: Convert to fraction form
    323,021,435.52/445,767,313.32 = 176,343,719.52/x
  3. Step 3: Cross multiply
    323,021,435.52x = 445,767,313.32 × 176,343,719.52
  4. Step 4: Simplify right side
    323,021,435.52x = 78,608,266,071,286,048
  5. Step 5: Solve for x
    x = 78,608,266,071,286,048/323,021,435.52
  6. Step 6: Final answer
    x = 243,353,094.96

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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.