Home / 11,418,488,088.60-17,128,557,634.14-4,779,440,138.28

Finding the Fourth Proportional to 11,418,488,088.60, 17,128,557,634.14 and 4,779,440,138.28

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Solution

The fourth proportional to 11,418,488,088.60, 17,128,557,634.14 and 4,779,440,138.28 is: 7,169,505,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418,488,088.60 : 17,128,557,634.14 = 4,779,440,138.28 : x
  2. Step 2: Convert to fraction form
    11,418,488,088.60/17,128,557,634.14 = 4,779,440,138.28/x
  3. Step 3: Cross multiply
    11,418,488,088.60x = 17,128,557,634.14 × 4,779,440,138.28
  4. Step 4: Simplify right side
    11,418,488,088.60x = 81,864,915,867,451,031,552
  5. Step 5: Solve for x
    x = 81,864,915,867,451,031,552/11,418,488,088.60
  6. Step 6: Final answer
    x = 7,169,505,737.73

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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.