Home / 634,504,826.28-875,648,530.98-396,493,791.24

Finding the Fourth Proportional to 634,504,826.28, 875,648,530.98 and 396,493,791.24

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Solution

The fourth proportional to 634,504,826.28, 875,648,530.98 and 396,493,791.24 is: 547,181,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,504,826.28 : 875,648,530.98 = 396,493,791.24 : x
  2. Step 2: Convert to fraction form
    634,504,826.28/875,648,530.98 = 396,493,791.24/x
  3. Step 3: Cross multiply
    634,504,826.28x = 875,648,530.98 × 396,493,791.24
  4. Step 4: Simplify right side
    634,504,826.28x = 347,189,205,841,996,800
  5. Step 5: Solve for x
    x = 347,189,205,841,996,800/634,504,826.28
  6. Step 6: Final answer
    x = 547,181,347.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.