Home / 754,680,621.48-1,132,538,023.50-263,393,891.07

Finding the Fourth Proportional to 754,680,621.48, 1,132,538,023.50 and 263,393,891.07

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Solution

The fourth proportional to 754,680,621.48, 1,132,538,023.50 and 263,393,891.07 is: 395,271,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,680,621.48 : 1,132,538,023.50 = 263,393,891.07 : x
  2. Step 2: Convert to fraction form
    754,680,621.48/1,132,538,023.50 = 263,393,891.07/x
  3. Step 3: Cross multiply
    754,680,621.48x = 1,132,538,023.50 × 263,393,891.07
  4. Step 4: Simplify right side
    754,680,621.48x = 298,303,596,794,392,064
  5. Step 5: Solve for x
    x = 298,303,596,794,392,064/754,680,621.48
  6. Step 6: Final answer
    x = 395,271,308.56

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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.