Home / 168,069,927.20-251,964,922.80-71,100,096.80

Finding the Fourth Proportional to 168,069,927.20, 251,964,922.80 and 71,100,096.80

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Solution

The fourth proportional to 168,069,927.20, 251,964,922.80 and 71,100,096.80 is: 106,590,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,069,927.20 : 251,964,922.80 = 71,100,096.80 : x
  2. Step 2: Convert to fraction form
    168,069,927.20/251,964,922.80 = 71,100,096.80/x
  3. Step 3: Cross multiply
    168,069,927.20x = 251,964,922.80 × 71,100,096.80
  4. Step 4: Simplify right side
    168,069,927.20x = 17,914,730,401,284,528
  5. Step 5: Solve for x
    x = 17,914,730,401,284,528/168,069,927.20
  6. Step 6: Final answer
    x = 106,590,933.31

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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.