Home / 14,818,521,357.48-20,449,595,173.50-8,135,948,677.80

Finding the Fourth Proportional to 14,818,521,357.48, 20,449,595,173.50 and 8,135,948,677.80

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Solution

The fourth proportional to 14,818,521,357.48, 20,449,595,173.50 and 8,135,948,677.80 is: 11,227,628,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818,521,357.48 : 20,449,595,173.50 = 8,135,948,677.80 : x
  2. Step 2: Convert to fraction form
    14,818,521,357.48/20,449,595,173.50 = 8,135,948,677.80/x
  3. Step 3: Cross multiply
    14,818,521,357.48x = 20,449,595,173.50 × 8,135,948,677.80
  4. Step 4: Simplify right side
    14,818,521,357.48x = 166,376,856,813,382,598,656
  5. Step 5: Solve for x
    x = 166,376,856,813,382,598,656/14,818,521,357.48
  6. Step 6: Final answer
    x = 11,227,628,776.16

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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.