Home / 66,632,542.30-99,991,971.51-35,948,301.49

Finding the Fourth Proportional to 66,632,542.30, 99,991,971.51 and 35,948,301.49

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Solution

The fourth proportional to 66,632,542.30, 99,991,971.51 and 35,948,301.49 is: 53,945,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,632,542.30 : 99,991,971.51 = 35,948,301.49 : x
  2. Step 2: Convert to fraction form
    66,632,542.30/99,991,971.51 = 35,948,301.49/x
  3. Step 3: Cross multiply
    66,632,542.30x = 99,991,971.51 × 35,948,301.49
  4. Step 4: Simplify right side
    66,632,542.30x = 3,594,541,538,411,154.50
  5. Step 5: Solve for x
    x = 3,594,541,538,411,154.50/66,632,542.30
  6. Step 6: Final answer
    x = 53,945,736.04

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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.