Home / 22,541,015,938.76-31,109,471,769.49-13,630,408,464.68

Finding the Fourth Proportional to 22,541,015,938.76, 31,109,471,769.49 and 13,630,408,464.68

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Solution

The fourth proportional to 22,541,015,938.76, 31,109,471,769.49 and 13,630,408,464.68 is: 18,811,699,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541,015,938.76 : 31,109,471,769.49 = 13,630,408,464.68 : x
  2. Step 2: Convert to fraction form
    22,541,015,938.76/31,109,471,769.49 = 13,630,408,464.68/x
  3. Step 3: Cross multiply
    22,541,015,938.76x = 31,109,471,769.49 × 13,630,408,464.68
  4. Step 4: Simplify right side
    22,541,015,938.76x = 424,034,807,338,424,467,456
  5. Step 5: Solve for x
    x = 424,034,807,338,424,467,456/22,541,015,938.76
  6. Step 6: Final answer
    x = 18,811,699,015.28

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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.