Home / 65,952,371.20-98,928,556.80-56,173,856.80

Finding the Fourth Proportional to 65,952,371.20, 98,928,556.80 and 56,173,856.80

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Solution

The fourth proportional to 65,952,371.20, 98,928,556.80 and 56,173,856.80 is: 84,260,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,952,371.20 : 98,928,556.80 = 56,173,856.80 : x
  2. Step 2: Convert to fraction form
    65,952,371.20/98,928,556.80 = 56,173,856.80/x
  3. Step 3: Cross multiply
    65,952,371.20x = 98,928,556.80 × 56,173,856.80
  4. Step 4: Simplify right side
    65,952,371.20x = 5,557,198,583,113,866
  5. Step 5: Solve for x
    x = 5,557,198,583,113,866/65,952,371.20
  6. Step 6: Final answer
    x = 84,260,785.20

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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.