Home / 217,493,758.06-326,271,216.75-69,891,833.26

Finding the Fourth Proportional to 217,493,758.06, 326,271,216.75 and 69,891,833.26

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Solution

The fourth proportional to 217,493,758.06, 326,271,216.75 and 69,891,833.26 is: 104,847,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,493,758.06 : 326,271,216.75 = 69,891,833.26 : x
  2. Step 2: Convert to fraction form
    217,493,758.06/326,271,216.75 = 69,891,833.26/x
  3. Step 3: Cross multiply
    217,493,758.06x = 326,271,216.75 × 69,891,833.26
  4. Step 4: Simplify right side
    217,493,758.06x = 22,803,693,478,628,320
  5. Step 5: Solve for x
    x = 22,803,693,478,628,320/217,493,758.06
  6. Step 6: Final answer
    x = 104,847,576.69

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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.