Home / 100,198,991.94-150,302,457.63-47,664,044.34

Finding the Fourth Proportional to 100,198,991.94, 150,302,457.63 and 47,664,044.34

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Solution

The fourth proportional to 100,198,991.94, 150,302,457.63 and 47,664,044.34 is: 71,497,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,198,991.94 : 150,302,457.63 = 47,664,044.34 : x
  2. Step 2: Convert to fraction form
    100,198,991.94/150,302,457.63 = 47,664,044.34/x
  3. Step 3: Cross multiply
    100,198,991.94x = 150,302,457.63 × 47,664,044.34
  4. Step 4: Simplify right side
    100,198,991.94x = 7,164,023,004,887,292
  5. Step 5: Solve for x
    x = 7,164,023,004,887,292/100,198,991.94
  6. Step 6: Final answer
    x = 71,497,954.88

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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.