Home / 11,418,488,103.60-17,128,557,656.64-4,779,440,153.28

Finding the Fourth Proportional to 11,418,488,103.60, 17,128,557,656.64 and 4,779,440,153.28

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Solution

The fourth proportional to 11,418,488,103.60, 17,128,557,656.64 and 4,779,440,153.28 is: 7,169,505,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418,488,103.60 : 17,128,557,656.64 = 4,779,440,153.28 : x
  2. Step 2: Convert to fraction form
    11,418,488,103.60/17,128,557,656.64 = 4,779,440,153.28/x
  3. Step 3: Cross multiply
    11,418,488,103.60x = 17,128,557,656.64 × 4,779,440,153.28
  4. Step 4: Simplify right side
    11,418,488,103.60x = 81,864,916,231,916,797,952
  5. Step 5: Solve for x
    x = 81,864,916,231,916,797,952/11,418,488,103.60
  6. Step 6: Final answer
    x = 7,169,505,760.23

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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.