Home / 265,767,194.20-398,650,791.30-122,439,962.20

Finding the Fourth Proportional to 265,767,194.20, 398,650,791.30 and 122,439,962.20

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Solution

The fourth proportional to 265,767,194.20, 398,650,791.30 and 122,439,962.20 is: 183,659,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,767,194.20 : 398,650,791.30 = 122,439,962.20 : x
  2. Step 2: Convert to fraction form
    265,767,194.20/398,650,791.30 = 122,439,962.20/x
  3. Step 3: Cross multiply
    265,767,194.20x = 398,650,791.30 × 122,439,962.20
  4. Step 4: Simplify right side
    265,767,194.20x = 48,810,787,817,772,088
  5. Step 5: Solve for x
    x = 48,810,787,817,772,088/265,767,194.20
  6. Step 6: Final answer
    x = 183,659,943.30

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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.