Home / 15,051,296,224.36-20,771,952,259.62-9,030,028,228.84

Finding the Fourth Proportional to 15,051,296,224.36, 20,771,952,259.62 and 9,030,028,228.84

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Solution

The fourth proportional to 15,051,296,224.36, 20,771,952,259.62 and 9,030,028,228.84 is: 12,462,136,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051,296,224.36 : 20,771,952,259.62 = 9,030,028,228.84 : x
  2. Step 2: Convert to fraction form
    15,051,296,224.36/20,771,952,259.62 = 9,030,028,228.84/x
  3. Step 3: Cross multiply
    15,051,296,224.36x = 20,771,952,259.62 × 9,030,028,228.84
  4. Step 4: Simplify right side
    15,051,296,224.36x = 187,571,315,272,485,404,672
  5. Step 5: Solve for x
    x = 187,571,315,272,485,404,672/15,051,296,224.36
  6. Step 6: Final answer
    x = 12,462,136,979.86

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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.