Home / 123,534,522.12-170,498,077.02-68,548,093.32

Finding the Fourth Proportional to 123,534,522.12, 170,498,077.02 and 68,548,093.32

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Solution

The fourth proportional to 123,534,522.12, 170,498,077.02 and 68,548,093.32 is: 94,607,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,534,522.12 : 170,498,077.02 = 68,548,093.32 : x
  2. Step 2: Convert to fraction form
    123,534,522.12/170,498,077.02 = 68,548,093.32/x
  3. Step 3: Cross multiply
    123,534,522.12x = 170,498,077.02 × 68,548,093.32
  4. Step 4: Simplify right side
    123,534,522.12x = 11,687,318,094,447,508
  5. Step 5: Solve for x
    x = 11,687,318,094,447,508/123,534,522.12
  6. Step 6: Final answer
    x = 94,607,708.79

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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.