Home / 106,822,906.80-160,257,979.80-49,301,307.60

Finding the Fourth Proportional to 106,822,906.80, 160,257,979.80 and 49,301,307.60

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Solution

The fourth proportional to 106,822,906.80, 160,257,979.80 and 49,301,307.60 is: 73,962,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,822,906.80 : 160,257,979.80 = 49,301,307.60 : x
  2. Step 2: Convert to fraction form
    106,822,906.80/160,257,979.80 = 49,301,307.60/x
  3. Step 3: Cross multiply
    106,822,906.80x = 160,257,979.80 × 49,301,307.60
  4. Step 4: Simplify right side
    106,822,906.80x = 7,900,927,957,474,387
  5. Step 5: Solve for x
    x = 7,900,927,957,474,387/106,822,906.80
  6. Step 6: Final answer
    x = 73,962,862.41

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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.