Home / 14,784,891,009.12-20,404,150,632-8,352,480,028.32

Finding the Fourth Proportional to 14,784,891,009.12, 20,404,150,632 and 8,352,480,028.32

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Solution

The fourth proportional to 14,784,891,009.12, 20,404,150,632 and 8,352,480,028.32 is: 11,526,987,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784,891,009.12 : 20,404,150,632 = 8,352,480,028.32 : x
  2. Step 2: Convert to fraction form
    14,784,891,009.12/20,404,150,632 = 8,352,480,028.32/x
  3. Step 3: Cross multiply
    14,784,891,009.12x = 20,404,150,632 × 8,352,480,028.32
  4. Step 4: Simplify right side
    14,784,891,009.12x = 170,425,260,648,612,888,576
  5. Step 5: Solve for x
    x = 170,425,260,648,612,888,576/14,784,891,009.12
  6. Step 6: Final answer
    x = 11,526,987,959.77

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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.