Home / 130,752,669.30-195,775,109.55-102,441,117.30

Finding the Fourth Proportional to 130,752,669.30, 195,775,109.55 and 102,441,117.30

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Solution

The fourth proportional to 130,752,669.30, 195,775,109.55 and 102,441,117.30 is: 153,384,409.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,752,669.30 : 195,775,109.55 = 102,441,117.30 : x
  2. Step 2: Convert to fraction form
    130,752,669.30/195,775,109.55 = 102,441,117.30/x
  3. Step 3: Cross multiply
    130,752,669.30x = 195,775,109.55 × 102,441,117.30
  4. Step 4: Simplify right side
    130,752,669.30x = 20,055,420,961,831,900
  5. Step 5: Solve for x
    x = 20,055,420,961,831,900/130,752,669.30
  6. Step 6: Final answer
    x = 153,384,409.43

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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.