Home / 100,361,772-150,542,666.88-35,668,130.52

Finding the Fourth Proportional to 100,361,772, 150,542,666.88 and 35,668,130.52

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Solution

The fourth proportional to 100,361,772, 150,542,666.88 and 35,668,130.52 is: 53,502,198.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,361,772 : 150,542,666.88 = 35,668,130.52 : x
  2. Step 2: Convert to fraction form
    100,361,772/150,542,666.88 = 35,668,130.52/x
  3. Step 3: Cross multiply
    100,361,772x = 150,542,666.88 × 35,668,130.52
  4. Step 4: Simplify right side
    100,361,772x = 5,369,575,491,104,722
  5. Step 5: Solve for x
    x = 5,369,575,491,104,722/100,361,772
  6. Step 6: Final answer
    x = 53,502,198.94

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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.