Home / 354,294,667.60-531,442,001.40-250,982,537.20

Finding the Fourth Proportional to 354,294,667.60, 531,442,001.40 and 250,982,537.20

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Solution

The fourth proportional to 354,294,667.60, 531,442,001.40 and 250,982,537.20 is: 376,473,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,667.60 : 531,442,001.40 = 250,982,537.20 : x
  2. Step 2: Convert to fraction form
    354,294,667.60/531,442,001.40 = 250,982,537.20/x
  3. Step 3: Cross multiply
    354,294,667.60x = 531,442,001.40 × 250,982,537.20
  4. Step 4: Simplify right side
    354,294,667.60x = 133,382,661,886,017,936
  5. Step 5: Solve for x
    x = 133,382,661,886,017,936/354,294,667.60
  6. Step 6: Final answer
    x = 376,473,805.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.