Home / 106,893,078.80-160,339,618.20-53,145,366.80

Finding the Fourth Proportional to 106,893,078.80, 160,339,618.20 and 53,145,366.80

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Solution

The fourth proportional to 106,893,078.80, 160,339,618.20 and 53,145,366.80 is: 79,718,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,893,078.80 : 160,339,618.20 = 53,145,366.80 : x
  2. Step 2: Convert to fraction form
    106,893,078.80/160,339,618.20 = 53,145,366.80/x
  3. Step 3: Cross multiply
    106,893,078.80x = 160,339,618.20 × 53,145,366.80
  4. Step 4: Simplify right side
    106,893,078.80x = 8,521,307,821,810,955
  5. Step 5: Solve for x
    x = 8,521,307,821,810,955/106,893,078.80
  6. Step 6: Final answer
    x = 79,718,050.20

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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.