Home / 123,568,702.75-170,524,810.20-68,573,409.31

Finding the Fourth Proportional to 123,568,702.75, 170,524,810.20 and 68,573,409.31

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Solution

The fourth proportional to 123,568,702.75, 170,524,810.20 and 68,573,409.31 is: 94,631,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,568,702.75 : 170,524,810.20 = 68,573,409.31 : x
  2. Step 2: Convert to fraction form
    123,568,702.75/170,524,810.20 = 68,573,409.31/x
  3. Step 3: Cross multiply
    123,568,702.75x = 170,524,810.20 × 68,573,409.31
  4. Step 4: Simplify right side
    123,568,702.75x = 11,693,467,607,354,662
  5. Step 5: Solve for x
    x = 11,693,467,607,354,662/123,568,702.75
  6. Step 6: Final answer
    x = 94,631,305.07

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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.