Home / 635,416,144.87-876,711,429.26-370,946,164.58

Finding the Fourth Proportional to 635,416,144.87, 876,711,429.26 and 370,946,164.58

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Solution

The fourth proportional to 635,416,144.87, 876,711,429.26 and 370,946,164.58 is: 511,810,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,416,144.87 : 876,711,429.26 = 370,946,164.58 : x
  2. Step 2: Convert to fraction form
    635,416,144.87/876,711,429.26 = 370,946,164.58/x
  3. Step 3: Cross multiply
    635,416,144.87x = 876,711,429.26 × 370,946,164.58
  4. Step 4: Simplify right side
    635,416,144.87x = 325,212,742,127,446,976
  5. Step 5: Solve for x
    x = 325,212,742,127,446,976/635,416,144.87
  6. Step 6: Final answer
    x = 511,810,637.42

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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.