Home / 5,519,787,038.80-8,279,680,558.20-5,447,227,627.60

Finding the Fourth Proportional to 5,519,787,038.80, 8,279,680,558.20 and 5,447,227,627.60

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Solution

The fourth proportional to 5,519,787,038.80, 8,279,680,558.20 and 5,447,227,627.60 is: 8,170,841,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,787,038.80 : 8,279,680,558.20 = 5,447,227,627.60 : x
  2. Step 2: Convert to fraction form
    5,519,787,038.80/8,279,680,558.20 = 5,447,227,627.60/x
  3. Step 3: Cross multiply
    5,519,787,038.80x = 8,279,680,558.20 × 5,447,227,627.60
  4. Step 4: Simplify right side
    5,519,787,038.80x = 45,101,304,684,329,631,744
  5. Step 5: Solve for x
    x = 45,101,304,684,329,631,744/5,519,787,038.80
  6. Step 6: Final answer
    x = 8,170,841,441.40

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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.