Home / 19,711,179,956.57-27,201,073,762.58-11,137,422,515.07

Finding the Fourth Proportional to 19,711,179,956.57, 27,201,073,762.58 and 11,137,422,515.07

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Solution

The fourth proportional to 19,711,179,956.57, 27,201,073,762.58 and 11,137,422,515.07 is: 15,369,442,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,179,956.57 : 27,201,073,762.58 = 11,137,422,515.07 : x
  2. Step 2: Convert to fraction form
    19,711,179,956.57/27,201,073,762.58 = 11,137,422,515.07/x
  3. Step 3: Cross multiply
    19,711,179,956.57x = 27,201,073,762.58 × 11,137,422,515.07
  4. Step 4: Simplify right side
    19,711,179,956.57x = 302,949,851,357,438,345,216
  5. Step 5: Solve for x
    x = 302,949,851,357,438,345,216/19,711,179,956.57
  6. Step 6: Final answer
    x = 15,369,442,723.62

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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.