Home / 122,238,538.60-183,294,822.30-45,522,077.80

Finding the Fourth Proportional to 122,238,538.60, 183,294,822.30 and 45,522,077.80

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Solution

The fourth proportional to 122,238,538.60, 183,294,822.30 and 45,522,077.80 is: 68,259,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,238,538.60 : 183,294,822.30 = 45,522,077.80 : x
  2. Step 2: Convert to fraction form
    122,238,538.60/183,294,822.30 = 45,522,077.80/x
  3. Step 3: Cross multiply
    122,238,538.60x = 183,294,822.30 × 45,522,077.80
  4. Step 4: Simplify right side
    122,238,538.60x = 8,343,961,161,077,775
  5. Step 5: Solve for x
    x = 8,343,961,161,077,775/122,238,538.60
  6. Step 6: Final answer
    x = 68,259,660.63

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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.