Home / 217,509,703.22-326,255,706.52-53,743,335.68

Finding the Fourth Proportional to 217,509,703.22, 326,255,706.52 and 53,743,335.68

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Solution

The fourth proportional to 217,509,703.22, 326,255,706.52 and 53,743,335.68 is: 80,612,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,509,703.22 : 326,255,706.52 = 53,743,335.68 : x
  2. Step 2: Convert to fraction form
    217,509,703.22/326,255,706.52 = 53,743,335.68/x
  3. Step 3: Cross multiply
    217,509,703.22x = 326,255,706.52 × 53,743,335.68
  4. Step 4: Simplify right side
    217,509,703.22x = 17,534,069,951,254,286
  5. Step 5: Solve for x
    x = 17,534,069,951,254,286/217,509,703.22
  6. Step 6: Final answer
    x = 80,612,817.23

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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.