Home / 136,084,687.20-204,127,030.80-122,054,644.80

Finding the Fourth Proportional to 136,084,687.20, 204,127,030.80 and 122,054,644.80

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Solution

The fourth proportional to 136,084,687.20, 204,127,030.80 and 122,054,644.80 is: 183,081,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,084,687.20 : 204,127,030.80 = 122,054,644.80 : x
  2. Step 2: Convert to fraction form
    136,084,687.20/204,127,030.80 = 122,054,644.80/x
  3. Step 3: Cross multiply
    136,084,687.20x = 204,127,030.80 × 122,054,644.80
  4. Step 4: Simplify right side
    136,084,687.20x = 24,914,652,238,372,660
  5. Step 5: Solve for x
    x = 24,914,652,238,372,660/136,084,687.20
  6. Step 6: Final answer
    x = 183,081,967.20

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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.