Home / 68,637,670.88-94,696,940.24-38,864,257.52

Finding the Fourth Proportional to 68,637,670.88, 94,696,940.24 and 38,864,257.52

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Solution

The fourth proportional to 68,637,670.88, 94,696,940.24 and 38,864,257.52 is: 53,619,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,637,670.88 : 94,696,940.24 = 38,864,257.52 : x
  2. Step 2: Convert to fraction form
    68,637,670.88/94,696,940.24 = 38,864,257.52/x
  3. Step 3: Cross multiply
    68,637,670.88x = 94,696,940.24 × 38,864,257.52
  4. Step 4: Simplify right side
    68,637,670.88x = 3,680,326,271,843,410.50
  5. Step 5: Solve for x
    x = 3,680,326,271,843,410.50/68,637,670.88
  6. Step 6: Final answer
    x = 53,619,626.43

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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.