Home / 663,462,615.60-995,193,923.40-622,568,230.65

Finding the Fourth Proportional to 663,462,615.60, 995,193,923.40 and 622,568,230.65

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Solution

The fourth proportional to 663,462,615.60, 995,193,923.40 and 622,568,230.65 is: 933,852,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,462,615.60 : 995,193,923.40 = 622,568,230.65 : x
  2. Step 2: Convert to fraction form
    663,462,615.60/995,193,923.40 = 622,568,230.65/x
  3. Step 3: Cross multiply
    663,462,615.60x = 995,193,923.40 × 622,568,230.65
  4. Step 4: Simplify right side
    663,462,615.60x = 619,576,120,044,769,536
  5. Step 5: Solve for x
    x = 619,576,120,044,769,536/663,462,615.60
  6. Step 6: Final answer
    x = 933,852,345.98

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Half scale
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Double scale
Find fourth proportional to 663,462,616.60, 995,193,924.90 and 622,568,231.65
Similar ratio
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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.