Home / 31,646,435,535.60-47,433,544,477.21-12,747,630,249.42

Finding the Fourth Proportional to 31,646,435,535.60, 47,433,544,477.21 and 12,747,630,249.42

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Solution

The fourth proportional to 31,646,435,535.60, 47,433,544,477.21 and 12,747,630,249.42 is: 19,106,900,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,646,435,535.60 : 47,433,544,477.21 = 12,747,630,249.42 : x
  2. Step 2: Convert to fraction form
    31,646,435,535.60/47,433,544,477.21 = 12,747,630,249.42/x
  3. Step 3: Cross multiply
    31,646,435,535.60x = 47,433,544,477.21 × 12,747,630,249.42
  4. Step 4: Simplify right side
    31,646,435,535.60x = 604,665,286,414,891,220,992
  5. Step 5: Solve for x
    x = 604,665,286,414,891,220,992/31,646,435,535.60
  6. Step 6: Final answer
    x = 19,106,900,230.03

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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.