Home / 131,117,475,387.44-196,378,338,148.04-102,609,744,055.04

Finding the Fourth Proportional to 131,117,475,387.44, 196,378,338,148.04 and 102,609,744,055.04

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Solution

The fourth proportional to 131,117,475,387.44, 196,378,338,148.04 and 102,609,744,055.04 is: 153,681,505,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,117,475,387.44 : 196,378,338,148.04 = 102,609,744,055.04 : x
  2. Step 2: Convert to fraction form
    131,117,475,387.44/196,378,338,148.04 = 102,609,744,055.04/x
  3. Step 3: Cross multiply
    131,117,475,387.44x = 196,378,338,148.04 × 102,609,744,055.04
  4. Step 4: Simplify right side
    131,117,475,387.44x = 20,150,331,015,324,481,093,632
  5. Step 5: Solve for x
    x = 20,150,331,015,324,481,093,632/131,117,475,387.44
  6. Step 6: Final answer
    x = 153,681,505,503.23

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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.