Home / 75,367,145,656.62-113,084,102,995.52-39,503,379,533.76

Finding the Fourth Proportional to 75,367,145,656.62, 113,084,102,995.52 and 39,503,379,533.76

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Solution

The fourth proportional to 75,367,145,656.62, 113,084,102,995.52 and 39,503,379,533.76 is: 59,272,567,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,367,145,656.62 : 113,084,102,995.52 = 39,503,379,533.76 : x
  2. Step 2: Convert to fraction form
    75,367,145,656.62/113,084,102,995.52 = 39,503,379,533.76/x
  3. Step 3: Cross multiply
    75,367,145,656.62x = 113,084,102,995.52 × 39,503,379,533.76
  4. Step 4: Simplify right side
    75,367,145,656.62x = 4,467,204,239,866,267,172,864
  5. Step 5: Solve for x
    x = 4,467,204,239,866,267,172,864/75,367,145,656.62
  6. Step 6: Final answer
    x = 59,272,567,654.60

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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.