Home / 338,163,568.80-506,516,537.82-228,385,079.52

Finding the Fourth Proportional to 338,163,568.80, 506,516,537.82 and 228,385,079.52

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Solution

The fourth proportional to 338,163,568.80, 506,516,537.82 and 228,385,079.52 is: 342,085,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,163,568.80 : 506,516,537.82 = 228,385,079.52 : x
  2. Step 2: Convert to fraction form
    338,163,568.80/506,516,537.82 = 228,385,079.52/x
  3. Step 3: Cross multiply
    338,163,568.80x = 506,516,537.82 × 228,385,079.52
  4. Step 4: Simplify right side
    338,163,568.80x = 115,680,819,768,215,792
  5. Step 5: Solve for x
    x = 115,680,819,768,215,792/338,163,568.80
  6. Step 6: Final answer
    x = 342,085,400.21

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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.