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Finding the Third Proportional to 5,303,326,128.75 and 7,373,851,078.50

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Solution

The third proportional to 5,303,326,128.75 and 7,373,851,078.50 is: 10,252,750,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303,326,128.75 : 7,373,851,078.50 = 7,373,851,078.50 : x
  2. Step 2: Convert to fraction form
    5,303,326,128.75/7,373,851,078.50 = 7,373,851,078.50/x
  3. Step 3: Cross multiply
    5,303,326,128.75x = 7,373,851,078.50 × 7,373,851,078.50
  4. Step 4: Simplify right side
    5,303,326,128.75x = 54,373,679,727,895,609,344
  5. Step 5: Solve for x
    x = 54,373,679,727,895,609,344/5,303,326,128.75
  6. Step 6: Final answer
    x = 10,252,750,520.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.