Home / 314,929,490.40-472,394,235.60-177,179,983.20

Finding the Fourth Proportional to 314,929,490.40, 472,394,235.60 and 177,179,983.20

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Solution

The fourth proportional to 314,929,490.40, 472,394,235.60 and 177,179,983.20 is: 265,769,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,490.40 : 472,394,235.60 = 177,179,983.20 : x
  2. Step 2: Convert to fraction form
    314,929,490.40/472,394,235.60 = 177,179,983.20/x
  3. Step 3: Cross multiply
    314,929,490.40x = 472,394,235.60 × 177,179,983.20
  4. Step 4: Simplify right side
    314,929,490.40x = 83,698,802,727,384,848
  5. Step 5: Solve for x
    x = 83,698,802,727,384,848/314,929,490.40
  6. Step 6: Final answer
    x = 265,769,974.80

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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.