Home / 149,853,316.60-206,799,114.18-83,777,485.60

Finding the Fourth Proportional to 149,853,316.60, 206,799,114.18 and 83,777,485.60

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Solution

The fourth proportional to 149,853,316.60, 206,799,114.18 and 83,777,485.60 is: 115,613,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,853,316.60 : 206,799,114.18 = 83,777,485.60 : x
  2. Step 2: Convert to fraction form
    149,853,316.60/206,799,114.18 = 83,777,485.60/x
  3. Step 3: Cross multiply
    149,853,316.60x = 206,799,114.18 × 83,777,485.60
  4. Step 4: Simplify right side
    149,853,316.60x = 17,325,109,810,307,706
  5. Step 5: Solve for x
    x = 17,325,109,810,307,706/149,853,316.60
  6. Step 6: Final answer
    x = 115,613,789.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.