Home / 152,110,367.15-228,165,195.95-99,917,492.21

Finding the Fourth Proportional to 152,110,367.15, 228,165,195.95 and 99,917,492.21

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Solution

The fourth proportional to 152,110,367.15, 228,165,195.95 and 99,917,492.21 is: 149,876,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,110,367.15 : 228,165,195.95 = 99,917,492.21 : x
  2. Step 2: Convert to fraction form
    152,110,367.15/228,165,195.95 = 99,917,492.21/x
  3. Step 3: Cross multiply
    152,110,367.15x = 228,165,195.95 × 99,917,492.21
  4. Step 4: Simplify right side
    152,110,367.15x = 22,797,694,188,789,628
  5. Step 5: Solve for x
    x = 22,797,694,188,789,628/152,110,367.15
  6. Step 6: Final answer
    x = 149,876,005.27

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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.