Home / 68,868,717.78-95,043,127.18-37,928,878.86

Finding the Fourth Proportional to 68,868,717.78, 95,043,127.18 and 37,928,878.86

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Solution

The fourth proportional to 68,868,717.78, 95,043,127.18 and 37,928,878.86 is: 52,344,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,868,717.78 : 95,043,127.18 = 37,928,878.86 : x
  2. Step 2: Convert to fraction form
    68,868,717.78/95,043,127.18 = 37,928,878.86/x
  3. Step 3: Cross multiply
    68,868,717.78x = 95,043,127.18 × 37,928,878.86
  4. Step 4: Simplify right side
    68,868,717.78x = 3,604,879,257,285,793.50
  5. Step 5: Solve for x
    x = 3,604,879,257,285,793.50/68,868,717.78
  6. Step 6: Final answer
    x = 52,344,219.17

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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.