Home / 84,821,121.60-127,194,357.60-33,686,145.60

Finding the Fourth Proportional to 84,821,121.60, 127,194,357.60 and 33,686,145.60

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Solution

The fourth proportional to 84,821,121.60, 127,194,357.60 and 33,686,145.60 is: 50,514,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,821,121.60 : 127,194,357.60 = 33,686,145.60 : x
  2. Step 2: Convert to fraction form
    84,821,121.60/127,194,357.60 = 33,686,145.60/x
  3. Step 3: Cross multiply
    84,821,121.60x = 127,194,357.60 × 33,686,145.60
  4. Step 4: Simplify right side
    84,821,121.60x = 4,284,687,649,612,066.50
  5. Step 5: Solve for x
    x = 4,284,687,649,612,066.50/84,821,121.60
  6. Step 6: Final answer
    x = 50,514,395.10

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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.