Home / 172,498,085.64-238,019,274.90-101,923,863.75

Finding the Fourth Proportional to 172,498,085.64, 238,019,274.90 and 101,923,863.75

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Solution

The fourth proportional to 172,498,085.64, 238,019,274.90 and 101,923,863.75 is: 140,638,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,498,085.64 : 238,019,274.90 = 101,923,863.75 : x
  2. Step 2: Convert to fraction form
    172,498,085.64/238,019,274.90 = 101,923,863.75/x
  3. Step 3: Cross multiply
    172,498,085.64x = 238,019,274.90 × 101,923,863.75
  4. Step 4: Simplify right side
    172,498,085.64x = 24,259,844,144,781,396
  5. Step 5: Solve for x
    x = 24,259,844,144,781,396/172,498,085.64
  6. Step 6: Final answer
    x = 140,638,338.42

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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.