Home / 404,396,203.28-606,611,607.60-158,805,971.76

Finding the Fourth Proportional to 404,396,203.28, 606,611,607.60 and 158,805,971.76

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Solution

The fourth proportional to 404,396,203.28, 606,611,607.60 and 158,805,971.76 is: 238,215,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,396,203.28 : 606,611,607.60 = 158,805,971.76 : x
  2. Step 2: Convert to fraction form
    404,396,203.28/606,611,607.60 = 158,805,971.76/x
  3. Step 3: Cross multiply
    404,396,203.28x = 606,611,607.60 × 158,805,971.76
  4. Step 4: Simplify right side
    404,396,203.28x = 96,333,545,825,813,792
  5. Step 5: Solve for x
    x = 96,333,545,825,813,792/404,396,203.28
  6. Step 6: Final answer
    x = 238,215,752.38

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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.