Home / 161,569,918.80-242,331,258.60-46,542,466.80

Finding the Fourth Proportional to 161,569,918.80, 242,331,258.60 and 46,542,466.80

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Solution

The fourth proportional to 161,569,918.80, 242,331,258.60 and 46,542,466.80 is: 69,806,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,569,918.80 : 242,331,258.60 = 46,542,466.80 : x
  2. Step 2: Convert to fraction form
    161,569,918.80/242,331,258.60 = 46,542,466.80/x
  3. Step 3: Cross multiply
    161,569,918.80x = 242,331,258.60 × 46,542,466.80
  4. Step 4: Simplify right side
    161,569,918.80x = 11,278,694,557,992,714
  5. Step 5: Solve for x
    x = 11,278,694,557,992,714/161,569,918.80
  6. Step 6: Final answer
    x = 69,806,896.25

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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.