Home / 168,588,048.20-252,756,101.10-91,997,558.60

Finding the Fourth Proportional to 168,588,048.20, 252,756,101.10 and 91,997,558.60

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Solution

The fourth proportional to 168,588,048.20, 252,756,101.10 and 91,997,558.60 is: 137,927,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,588,048.20 : 252,756,101.10 = 91,997,558.60 : x
  2. Step 2: Convert to fraction form
    168,588,048.20/252,756,101.10 = 91,997,558.60/x
  3. Step 3: Cross multiply
    168,588,048.20x = 252,756,101.10 × 91,997,558.60
  4. Step 4: Simplify right side
    168,588,048.20x = 23,252,944,222,454,772
  5. Step 5: Solve for x
    x = 23,252,944,222,454,772/168,588,048.20
  6. Step 6: Final answer
    x = 137,927,596.12

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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.