Home / 294,154,072.92-405,917,076.24-168,699,785.40

Finding the Fourth Proportional to 294,154,072.92, 405,917,076.24 and 168,699,785.40

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Solution

The fourth proportional to 294,154,072.92, 405,917,076.24 and 168,699,785.40 is: 232,796,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,154,072.92 : 405,917,076.24 = 168,699,785.40 : x
  2. Step 2: Convert to fraction form
    294,154,072.92/405,917,076.24 = 168,699,785.40/x
  3. Step 3: Cross multiply
    294,154,072.92x = 405,917,076.24 × 168,699,785.40
  4. Step 4: Simplify right side
    294,154,072.92x = 68,478,123,651,883,440
  5. Step 5: Solve for x
    x = 68,478,123,651,883,440/294,154,072.92
  6. Step 6: Final answer
    x = 232,796,789.02

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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.