Home / 7,667,712,494.80-11,501,568,742.20-3,075,578,760.40

Finding the Fourth Proportional to 7,667,712,494.80, 11,501,568,742.20 and 3,075,578,760.40

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Solution

The fourth proportional to 7,667,712,494.80, 11,501,568,742.20 and 3,075,578,760.40 is: 4,613,368,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667,712,494.80 : 11,501,568,742.20 = 3,075,578,760.40 : x
  2. Step 2: Convert to fraction form
    7,667,712,494.80/11,501,568,742.20 = 3,075,578,760.40/x
  3. Step 3: Cross multiply
    7,667,712,494.80x = 11,501,568,742.20 × 3,075,578,760.40
  4. Step 4: Simplify right side
    7,667,712,494.80x = 35,373,980,534,790,864,896
  5. Step 5: Solve for x
    x = 35,373,980,534,790,864,896/7,667,712,494.80
  6. Step 6: Final answer
    x = 4,613,368,140.60

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Double scale
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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.