Home / 100,642,536.25-150,946,987.65-27,866,673.54

Finding the Fourth Proportional to 100,642,536.25, 150,946,987.65 and 27,866,673.54

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Solution

The fourth proportional to 100,642,536.25, 150,946,987.65 and 27,866,673.54 is: 41,795,353.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,642,536.25 : 150,946,987.65 = 27,866,673.54 : x
  2. Step 2: Convert to fraction form
    100,642,536.25/150,946,987.65 = 27,866,673.54/x
  3. Step 3: Cross multiply
    100,642,536.25x = 150,946,987.65 × 27,866,673.54
  4. Step 4: Simplify right side
    100,642,536.25x = 4,206,390,426,688,962
  5. Step 5: Solve for x
    x = 4,206,390,426,688,962/100,642,536.25
  6. Step 6: Final answer
    x = 41,795,353.97

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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.