Home / 12,573,364,387.12-18,860,046,601.08-5,110,198,631.08

Finding the Fourth Proportional to 12,573,364,387.12, 18,860,046,601.08 and 5,110,198,631.08

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Solution

The fourth proportional to 12,573,364,387.12, 18,860,046,601.08 and 5,110,198,631.08 is: 7,665,297,954.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573,364,387.12 : 18,860,046,601.08 = 5,110,198,631.08 : x
  2. Step 2: Convert to fraction form
    12,573,364,387.12/18,860,046,601.08 = 5,110,198,631.08/x
  3. Step 3: Cross multiply
    12,573,364,387.12x = 18,860,046,601.08 × 5,110,198,631.08
  4. Step 4: Simplify right side
    12,573,364,387.12x = 96,378,584,322,944,024,576
  5. Step 5: Solve for x
    x = 96,378,584,322,944,024,576/12,573,364,387.12
  6. Step 6: Final answer
    x = 7,665,297,954.91

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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.