Home / 681,719,481.60-1,022,579,222.40-473,111,174.40

Finding the Fourth Proportional to 681,719,481.60, 1,022,579,222.40 and 473,111,174.40

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Solution

The fourth proportional to 681,719,481.60, 1,022,579,222.40 and 473,111,174.40 is: 709,666,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,719,481.60 : 1,022,579,222.40 = 473,111,174.40 : x
  2. Step 2: Convert to fraction form
    681,719,481.60/1,022,579,222.40 = 473,111,174.40/x
  3. Step 3: Cross multiply
    681,719,481.60x = 1,022,579,222.40 × 473,111,174.40
  4. Step 4: Simplify right side
    681,719,481.60x = 483,793,656,826,702,720
  5. Step 5: Solve for x
    x = 483,793,656,826,702,720/681,719,481.60
  6. Step 6: Final answer
    x = 709,666,761.60

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1.5x scale

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.