Home / 231,713,265.64-319,636,945.38-146,784,849.76

Finding the Fourth Proportional to 231,713,265.64, 319,636,945.38 and 146,784,849.76

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Solution

The fourth proportional to 231,713,265.64, 319,636,945.38 and 146,784,849.76 is: 202,482,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,713,265.64 : 319,636,945.38 = 146,784,849.76 : x
  2. Step 2: Convert to fraction form
    231,713,265.64/319,636,945.38 = 146,784,849.76/x
  3. Step 3: Cross multiply
    231,713,265.64x = 319,636,945.38 × 146,784,849.76
  4. Step 4: Simplify right side
    231,713,265.64x = 46,917,861,005,348,624
  5. Step 5: Solve for x
    x = 46,917,861,005,348,624/231,713,265.64
  6. Step 6: Final answer
    x = 202,482,412.37

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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.