Home / 157,556,914.20-236,335,371.30-100,303,003.80

Finding the Fourth Proportional to 157,556,914.20, 236,335,371.30 and 100,303,003.80

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Solution

The fourth proportional to 157,556,914.20, 236,335,371.30 and 100,303,003.80 is: 150,454,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,556,914.20 : 236,335,371.30 = 100,303,003.80 : x
  2. Step 2: Convert to fraction form
    157,556,914.20/236,335,371.30 = 100,303,003.80/x
  3. Step 3: Cross multiply
    157,556,914.20x = 236,335,371.30 × 100,303,003.80
  4. Step 4: Simplify right side
    157,556,914.20x = 23,705,147,645,578,312
  5. Step 5: Solve for x
    x = 23,705,147,645,578,312/157,556,914.20
  6. Step 6: Final answer
    x = 150,454,505.70

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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.