Home / 519,146,286,704.15-778,719,430,056.20-519,146,286,704.15

Finding the Fourth Proportional to 519,146,286,704.15, 778,719,430,056.20 and 519,146,286,704.15

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Solution

The fourth proportional to 519,146,286,704.15, 778,719,430,056.20 and 519,146,286,704.15 is: 778,719,430,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,146,286,704.15 : 778,719,430,056.20 = 519,146,286,704.15 : x
  2. Step 2: Convert to fraction form
    519,146,286,704.15/778,719,430,056.20 = 519,146,286,704.15/x
  3. Step 3: Cross multiply
    519,146,286,704.15x = 778,719,430,056.20 × 519,146,286,704.15
  4. Step 4: Simplify right side
    519,146,286,704.15x = 404,269,300,498,048,279,904,256
  5. Step 5: Solve for x
    x = 404,269,300,498,048,279,904,256/519,146,286,704.15
  6. Step 6: Final answer
    x = 778,719,430,056.20

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Double scale
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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.