Home / 22,541,015,939.75-31,109,471,770.88-13,630,408,465.67

Finding the Fourth Proportional to 22,541,015,939.75, 31,109,471,770.88 and 13,630,408,465.67

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Solution

The fourth proportional to 22,541,015,939.75, 31,109,471,770.88 and 13,630,408,465.67 is: 18,811,699,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541,015,939.75 : 31,109,471,770.88 = 13,630,408,465.67 : x
  2. Step 2: Convert to fraction form
    22,541,015,939.75/31,109,471,770.88 = 13,630,408,465.67/x
  3. Step 3: Cross multiply
    22,541,015,939.75x = 31,109,471,770.88 × 13,630,408,465.67
  4. Step 4: Simplify right side
    22,541,015,939.75x = 424,034,807,388,349,857,792
  5. Step 5: Solve for x
    x = 424,034,807,388,349,857,792/22,541,015,939.75
  6. Step 6: Final answer
    x = 18,811,699,016.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.