Home / 143,618,903.70-215,458,621.20-46,567,044.60

Finding the Fourth Proportional to 143,618,903.70, 215,458,621.20 and 46,567,044.60

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Solution

The fourth proportional to 143,618,903.70, 215,458,621.20 and 46,567,044.60 is: 69,860,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,618,903.70 : 215,458,621.20 = 46,567,044.60 : x
  2. Step 2: Convert to fraction form
    143,618,903.70/215,458,621.20 = 46,567,044.60/x
  3. Step 3: Cross multiply
    143,618,903.70x = 215,458,621.20 × 46,567,044.60
  4. Step 4: Simplify right side
    143,618,903.70x = 10,033,271,222,874,906
  5. Step 5: Solve for x
    x = 10,033,271,222,874,906/143,618,903.70
  6. Step 6: Final answer
    x = 69,860,380.25

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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.