Home / 695,591,922.60-1,043,387,883.90-661,579,698.60

Finding the Fourth Proportional to 695,591,922.60, 1,043,387,883.90 and 661,579,698.60

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Solution

The fourth proportional to 695,591,922.60, 1,043,387,883.90 and 661,579,698.60 is: 992,369,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,591,922.60 : 1,043,387,883.90 = 661,579,698.60 : x
  2. Step 2: Convert to fraction form
    695,591,922.60/1,043,387,883.90 = 661,579,698.60/x
  3. Step 3: Cross multiply
    695,591,922.60x = 1,043,387,883.90 × 661,579,698.60
  4. Step 4: Simplify right side
    695,591,922.60x = 690,284,241,753,453,824
  5. Step 5: Solve for x
    x = 690,284,241,753,453,824/695,591,922.60
  6. Step 6: Final answer
    x = 992,369,547.90

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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.