Home / 695,422,948.70-1,043,134,423.05-684,673,406.30

Finding the Fourth Proportional to 695,422,948.70, 1,043,134,423.05 and 684,673,406.30

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Solution

The fourth proportional to 695,422,948.70, 1,043,134,423.05 and 684,673,406.30 is: 1,027,010,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,422,948.70 : 1,043,134,423.05 = 684,673,406.30 : x
  2. Step 2: Convert to fraction form
    695,422,948.70/1,043,134,423.05 = 684,673,406.30/x
  3. Step 3: Cross multiply
    695,422,948.70x = 1,043,134,423.05 × 684,673,406.30
  4. Step 4: Simplify right side
    695,422,948.70x = 714,206,398,658,428,672
  5. Step 5: Solve for x
    x = 714,206,398,658,428,672/695,422,948.70
  6. Step 6: Final answer
    x = 1,027,010,109.45

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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.