Home / 708,589,634.70-1,062,884,452.05-662,673,132.30

Finding the Fourth Proportional to 708,589,634.70, 1,062,884,452.05 and 662,673,132.30

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Solution

The fourth proportional to 708,589,634.70, 1,062,884,452.05 and 662,673,132.30 is: 994,009,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,634.70 : 1,062,884,452.05 = 662,673,132.30 : x
  2. Step 2: Convert to fraction form
    708,589,634.70/1,062,884,452.05 = 662,673,132.30/x
  3. Step 3: Cross multiply
    708,589,634.70x = 1,062,884,452.05 × 662,673,132.30
  4. Step 4: Simplify right side
    708,589,634.70x = 704,344,969,112,942,592
  5. Step 5: Solve for x
    x = 704,344,969,112,942,592/708,589,634.70
  6. Step 6: Final answer
    x = 994,009,698.45

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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.