Home / 705,159,023.64-1,057,743,042.83-207,167,501.44

Finding the Fourth Proportional to 705,159,023.64, 1,057,743,042.83 and 207,167,501.44

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Solution

The fourth proportional to 705,159,023.64, 1,057,743,042.83 and 207,167,501.44 is: 310,752,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,159,023.64 : 1,057,743,042.83 = 207,167,501.44 : x
  2. Step 2: Convert to fraction form
    705,159,023.64/1,057,743,042.83 = 207,167,501.44/x
  3. Step 3: Cross multiply
    705,159,023.64x = 1,057,743,042.83 × 207,167,501.44
  4. Step 4: Simplify right side
    705,159,023.64x = 219,129,983,351,796,288
  5. Step 5: Solve for x
    x = 219,129,983,351,796,288/705,159,023.64
  6. Step 6: Final answer
    x = 310,752,576.38

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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.