Home / 123,850,685.22-170,903,445.91-68,093,110.50

Finding the Fourth Proportional to 123,850,685.22, 170,903,445.91 and 68,093,110.50

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Solution

The fourth proportional to 123,850,685.22, 170,903,445.91 and 68,093,110.50 is: 93,962,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,850,685.22 : 170,903,445.91 = 68,093,110.50 : x
  2. Step 2: Convert to fraction form
    123,850,685.22/170,903,445.91 = 68,093,110.50/x
  3. Step 3: Cross multiply
    123,850,685.22x = 170,903,445.91 × 68,093,110.50
  4. Step 4: Simplify right side
    123,850,685.22x = 11,637,347,227,180,402
  5. Step 5: Solve for x
    x = 11,637,347,227,180,402/123,850,685.22
  6. Step 6: Final answer
    x = 93,962,719.76

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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.