Home / 68,949,560.16-103,464,578.34-38,269,886.76

Finding the Fourth Proportional to 68,949,560.16, 103,464,578.34 and 38,269,886.76

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Solution

The fourth proportional to 68,949,560.16, 103,464,578.34 and 38,269,886.76 is: 57,427,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,949,560.16 : 103,464,578.34 = 38,269,886.76 : x
  2. Step 2: Convert to fraction form
    68,949,560.16/103,464,578.34 = 38,269,886.76/x
  3. Step 3: Cross multiply
    68,949,560.16x = 103,464,578.34 × 38,269,886.76
  4. Step 4: Simplify right side
    68,949,560.16x = 3,959,577,696,742,948.50
  5. Step 5: Solve for x
    x = 3,959,577,696,742,948.50/68,949,560.16
  6. Step 6: Final answer
    x = 57,427,163.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.