Home / 754,680,620.61-1,132,538,022.18-263,393,890.19

Finding the Fourth Proportional to 754,680,620.61, 1,132,538,022.18 and 263,393,890.19

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Solution

The fourth proportional to 754,680,620.61, 1,132,538,022.18 and 263,393,890.19 is: 395,271,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,680,620.61 : 1,132,538,022.18 = 263,393,890.19 : x
  2. Step 2: Convert to fraction form
    754,680,620.61/1,132,538,022.18 = 263,393,890.19/x
  3. Step 3: Cross multiply
    754,680,620.61x = 1,132,538,022.18 × 263,393,890.19
  4. Step 4: Simplify right side
    754,680,620.61x = 298,303,595,450,078,720
  5. Step 5: Solve for x
    x = 298,303,595,450,078,720/754,680,620.61
  6. Step 6: Final answer
    x = 395,271,307.23

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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.