Home / 123,255,921.23-170,091,080.00-68,250,596.75

Finding the Fourth Proportional to 123,255,921.23, 170,091,080.00 and 68,250,596.75

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Solution

The fourth proportional to 123,255,921.23, 170,091,080.00 and 68,250,596.75 is: 94,184,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,255,921.23 : 170,091,080.00 = 68,250,596.75 : x
  2. Step 2: Convert to fraction form
    123,255,921.23/170,091,080.00 = 68,250,596.75/x
  3. Step 3: Cross multiply
    123,255,921.23x = 170,091,080.00 × 68,250,596.75
  4. Step 4: Simplify right side
    123,255,921.23x = 11,608,817,711,510,738
  5. Step 5: Solve for x
    x = 11,608,817,711,510,738/123,255,921.23
  6. Step 6: Final answer
    x = 94,184,665.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.