Home / 171,248,133.90-236,322,424.71-92,931,687.39

Finding the Fourth Proportional to 171,248,133.90, 236,322,424.71 and 92,931,687.39

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Solution

The fourth proportional to 171,248,133.90, 236,322,424.71 and 92,931,687.39 is: 128,245,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,248,133.90 : 236,322,424.71 = 92,931,687.39 : x
  2. Step 2: Convert to fraction form
    171,248,133.90/236,322,424.71 = 92,931,687.39/x
  3. Step 3: Cross multiply
    171,248,133.90x = 236,322,424.71 × 92,931,687.39
  4. Step 4: Simplify right side
    171,248,133.90x = 21,961,841,696,396,532
  5. Step 5: Solve for x
    x = 21,961,841,696,396,532/171,248,133.90
  6. Step 6: Final answer
    x = 128,245,728.56

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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.