Home / 123,255,883.04-170,091,027.21-68,250,558.56

Finding the Fourth Proportional to 123,255,883.04, 170,091,027.21 and 68,250,558.56

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Solution

The fourth proportional to 123,255,883.04, 170,091,027.21 and 68,250,558.56 is: 94,184,612.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,255,883.04 : 170,091,027.21 = 68,250,558.56 : x
  2. Step 2: Convert to fraction form
    123,255,883.04/170,091,027.21 = 68,250,558.56/x
  3. Step 3: Cross multiply
    123,255,883.04x = 170,091,027.21 × 68,250,558.56
  4. Step 4: Simplify right side
    123,255,883.04x = 11,608,807,613,126,660
  5. Step 5: Solve for x
    x = 11,608,807,613,126,660/123,255,883.04
  6. Step 6: Final answer
    x = 94,184,612.75

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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.