Home / 5,380,856,931.70-8,071,285,397.55-5,380,856,931.70

Finding the Fourth Proportional to 5,380,856,931.70, 8,071,285,397.55 and 5,380,856,931.70

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Solution

The fourth proportional to 5,380,856,931.70, 8,071,285,397.55 and 5,380,856,931.70 is: 8,071,285,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,856,931.70 : 8,071,285,397.55 = 5,380,856,931.70 : x
  2. Step 2: Convert to fraction form
    5,380,856,931.70/8,071,285,397.55 = 5,380,856,931.70/x
  3. Step 3: Cross multiply
    5,380,856,931.70x = 8,071,285,397.55 × 5,380,856,931.70
  4. Step 4: Simplify right side
    5,380,856,931.70x = 43,430,431,979,135,909,888
  5. Step 5: Solve for x
    x = 43,430,431,979,135,909,888/5,380,856,931.70
  6. Step 6: Final answer
    x = 8,071,285,397.55

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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.