Home / 663,462,651.60-995,193,977.40-622,568,266.65

Finding the Fourth Proportional to 663,462,651.60, 995,193,977.40 and 622,568,266.65

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Solution

The fourth proportional to 663,462,651.60, 995,193,977.40 and 622,568,266.65 is: 933,852,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,462,651.60 : 995,193,977.40 = 622,568,266.65 : x
  2. Step 2: Convert to fraction form
    663,462,651.60/995,193,977.40 = 622,568,266.65/x
  3. Step 3: Cross multiply
    663,462,651.60x = 995,193,977.40 × 622,568,266.65
  4. Step 4: Simplify right side
    663,462,651.60x = 619,576,189,490,437,248
  5. Step 5: Solve for x
    x = 619,576,189,490,437,248/663,462,651.60
  6. Step 6: Final answer
    x = 933,852,399.98

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Half scale
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Double scale
Find fourth proportional to 663,462,652.60, 995,193,978.90 and 622,568,267.65
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.