Home / 409,867,936.04-614,801,422.22-133,518,698.06

Finding the Fourth Proportional to 409,867,936.04, 614,801,422.22 and 133,518,698.06

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Solution

The fourth proportional to 409,867,936.04, 614,801,422.22 and 133,518,698.06 is: 200,277,890.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,867,936.04 : 614,801,422.22 = 133,518,698.06 : x
  2. Step 2: Convert to fraction form
    409,867,936.04/614,801,422.22 = 133,518,698.06/x
  3. Step 3: Cross multiply
    409,867,936.04x = 614,801,422.22 × 133,518,698.06
  4. Step 4: Simplify right side
    409,867,936.04x = 82,087,485,456,509,168
  5. Step 5: Solve for x
    x = 82,087,485,456,509,168/409,867,936.04
  6. Step 6: Final answer
    x = 200,277,890.12

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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.