Home / 130,752,649.80-195,775,080.30-102,441,097.80

Finding the Fourth Proportional to 130,752,649.80, 195,775,080.30 and 102,441,097.80

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Solution

The fourth proportional to 130,752,649.80, 195,775,080.30 and 102,441,097.80 is: 153,384,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,752,649.80 : 195,775,080.30 = 102,441,097.80 : x
  2. Step 2: Convert to fraction form
    130,752,649.80/195,775,080.30 = 102,441,097.80/x
  3. Step 3: Cross multiply
    130,752,649.80x = 195,775,080.30 × 102,441,097.80
  4. Step 4: Simplify right side
    130,752,649.80x = 20,055,414,147,815,152
  5. Step 5: Solve for x
    x = 20,055,414,147,815,152/130,752,649.80
  6. Step 6: Final answer
    x = 153,384,380.19

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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.