Home / 217,509,682.44-326,255,675.30-53,743,314.80

Finding the Fourth Proportional to 217,509,682.44, 326,255,675.30 and 53,743,314.80

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Solution

The fourth proportional to 217,509,682.44, 326,255,675.30 and 53,743,314.80 is: 80,612,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,509,682.44 : 326,255,675.30 = 53,743,314.80 : x
  2. Step 2: Convert to fraction form
    217,509,682.44/326,255,675.30 = 53,743,314.80/x
  3. Step 3: Cross multiply
    217,509,682.44x = 326,255,675.30 × 53,743,314.80
  4. Step 4: Simplify right side
    217,509,682.44x = 17,534,061,462,934,484
  5. Step 5: Solve for x
    x = 17,534,061,462,934,484/217,509,682.44
  6. Step 6: Final answer
    x = 80,612,785.91

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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.