Home / 71,615,530.99-107,346,814.83-40,843,851.43

Finding the Fourth Proportional to 71,615,530.99, 107,346,814.83 and 40,843,851.43

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Solution

The fourth proportional to 71,615,530.99, 107,346,814.83 and 40,843,851.43 is: 61,222,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,615,530.99 : 107,346,814.83 = 40,843,851.43 : x
  2. Step 2: Convert to fraction form
    71,615,530.99/107,346,814.83 = 40,843,851.43/x
  3. Step 3: Cross multiply
    71,615,530.99x = 107,346,814.83 × 40,843,851.43
  4. Step 4: Simplify right side
    71,615,530.99x = 4,384,457,356,400,240.50
  5. Step 5: Solve for x
    x = 4,384,457,356,400,240.50/71,615,530.99
  6. Step 6: Final answer
    x = 61,222,158.04

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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.