Home / 68,419,185-94,342,815.36-43,600,056

Finding the Fourth Proportional to 68,419,185, 94,342,815.36 and 43,600,056

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Solution

The fourth proportional to 68,419,185, 94,342,815.36 and 43,600,056 is: 60,119,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,419,185 : 94,342,815.36 = 43,600,056 : x
  2. Step 2: Convert to fraction form
    68,419,185/94,342,815.36 = 43,600,056/x
  3. Step 3: Cross multiply
    68,419,185x = 94,342,815.36 × 43,600,056
  4. Step 4: Simplify right side
    68,419,185x = 4,113,352,032,893,660
  5. Step 5: Solve for x
    x = 4,113,352,032,893,660/68,419,185
  6. Step 6: Final answer
    x = 60,119,863.06

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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.