Home / 695,422,949.20-1,043,134,423.80-684,673,406.80

Finding the Fourth Proportional to 695,422,949.20, 1,043,134,423.80 and 684,673,406.80

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Solution

The fourth proportional to 695,422,949.20, 1,043,134,423.80 and 684,673,406.80 is: 1,027,010,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,422,949.20 : 1,043,134,423.80 = 684,673,406.80 : x
  2. Step 2: Convert to fraction form
    695,422,949.20/1,043,134,423.80 = 684,673,406.80/x
  3. Step 3: Cross multiply
    695,422,949.20x = 1,043,134,423.80 × 684,673,406.80
  4. Step 4: Simplify right side
    695,422,949.20x = 714,206,399,693,500,928
  5. Step 5: Solve for x
    x = 714,206,399,693,500,928/695,422,949.20
  6. Step 6: Final answer
    x = 1,027,010,110.20

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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.