Home / 157,823,999.20-236,735,998.80-114,489,906.40

Finding the Fourth Proportional to 157,823,999.20, 236,735,998.80 and 114,489,906.40

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Solution

The fourth proportional to 157,823,999.20, 236,735,998.80 and 114,489,906.40 is: 171,734,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,823,999.20 : 236,735,998.80 = 114,489,906.40 : x
  2. Step 2: Convert to fraction form
    157,823,999.20/236,735,998.80 = 114,489,906.40/x
  3. Step 3: Cross multiply
    157,823,999.20x = 236,735,998.80 × 114,489,906.40
  4. Step 4: Simplify right side
    157,823,999.20x = 27,103,882,344,122,516
  5. Step 5: Solve for x
    x = 27,103,882,344,122,516/157,823,999.20
  6. Step 6: Final answer
    x = 171,734,859.60

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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.