Home / 394,259,960.15-544,246,277.09-245,654,502.98

Finding the Fourth Proportional to 394,259,960.15, 544,246,277.09 and 245,654,502.98

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Solution

The fourth proportional to 394,259,960.15, 544,246,277.09 and 245,654,502.98 is: 339,107,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,259,960.15 : 544,246,277.09 = 245,654,502.98 : x
  2. Step 2: Convert to fraction form
    394,259,960.15/544,246,277.09 = 245,654,502.98/x
  3. Step 3: Cross multiply
    394,259,960.15x = 544,246,277.09 × 245,654,502.98
  4. Step 4: Simplify right side
    394,259,960.15x = 133,696,548,693,309,808
  5. Step 5: Solve for x
    x = 133,696,548,693,309,808/394,259,960.15
  6. Step 6: Final answer
    x = 339,107,599.58

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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.