Home / 3,986,138,047.60-5,979,207,071.40-2,436,456,091.60

Finding the Fourth Proportional to 3,986,138,047.60, 5,979,207,071.40 and 2,436,456,091.60

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Solution

The fourth proportional to 3,986,138,047.60, 5,979,207,071.40 and 2,436,456,091.60 is: 3,654,684,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,138,047.60 : 5,979,207,071.40 = 2,436,456,091.60 : x
  2. Step 2: Convert to fraction form
    3,986,138,047.60/5,979,207,071.40 = 2,436,456,091.60/x
  3. Step 3: Cross multiply
    3,986,138,047.60x = 5,979,207,071.40 × 2,436,456,091.60
  4. Step 4: Simplify right side
    3,986,138,047.60x = 14,568,075,492,050,325,504
  5. Step 5: Solve for x
    x = 14,568,075,492,050,325,504/3,986,138,047.60
  6. Step 6: Final answer
    x = 3,654,684,137.40

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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.