Home / 171,248,134.40-236,322,425.40-92,931,687.90

Finding the Fourth Proportional to 171,248,134.40, 236,322,425.40 and 92,931,687.90

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Solution

The fourth proportional to 171,248,134.40, 236,322,425.40 and 92,931,687.90 is: 128,245,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,248,134.40 : 236,322,425.40 = 92,931,687.90 : x
  2. Step 2: Convert to fraction form
    171,248,134.40/236,322,425.40 = 92,931,687.90/x
  3. Step 3: Cross multiply
    171,248,134.40x = 236,322,425.40 × 92,931,687.90
  4. Step 4: Simplify right side
    171,248,134.40x = 21,961,841,881,043,836
  5. Step 5: Solve for x
    x = 21,961,841,881,043,836/171,248,134.40
  6. Step 6: Final answer
    x = 128,245,729.26

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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.