Home / 705,159,025.64-1,057,743,045.83-207,167,503.44

Finding the Fourth Proportional to 705,159,025.64, 1,057,743,045.83 and 207,167,503.44

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Solution

The fourth proportional to 705,159,025.64, 1,057,743,045.83 and 207,167,503.44 is: 310,752,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,159,025.64 : 1,057,743,045.83 = 207,167,503.44 : x
  2. Step 2: Convert to fraction form
    705,159,025.64/1,057,743,045.83 = 207,167,503.44/x
  3. Step 3: Cross multiply
    705,159,025.64x = 1,057,743,045.83 × 207,167,503.44
  4. Step 4: Simplify right side
    705,159,025.64x = 219,129,986,085,622,624
  5. Step 5: Solve for x
    x = 219,129,986,085,622,624/705,159,025.64
  6. Step 6: Final answer
    x = 310,752,579.37

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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.