Home / 20,504,065,499.20-30,756,098,248.80-11,796,936,155.20

Finding the Fourth Proportional to 20,504,065,499.20, 30,756,098,248.80 and 11,796,936,155.20

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Solution

The fourth proportional to 20,504,065,499.20, 30,756,098,248.80 and 11,796,936,155.20 is: 17,695,404,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504,065,499.20 : 30,756,098,248.80 = 11,796,936,155.20 : x
  2. Step 2: Convert to fraction form
    20,504,065,499.20/30,756,098,248.80 = 11,796,936,155.20/x
  3. Step 3: Cross multiply
    20,504,065,499.20x = 30,756,098,248.80 × 11,796,936,155.20
  4. Step 4: Simplify right side
    20,504,065,499.20x = 362,827,727,424,152,141,824
  5. Step 5: Solve for x
    x = 362,827,727,424,152,141,824/20,504,065,499.20
  6. Step 6: Final answer
    x = 17,695,404,232.80

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1.5x scale

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.