Home / 2,279,745,039.48-3,146,054,210.82-1,236,703,503.48

Finding the Fourth Proportional to 2,279,745,039.48, 3,146,054,210.82 and 1,236,703,503.48

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Solution

The fourth proportional to 2,279,745,039.48, 3,146,054,210.82 and 1,236,703,503.48 is: 1,706,654,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,745,039.48 : 3,146,054,210.82 = 1,236,703,503.48 : x
  2. Step 2: Convert to fraction form
    2,279,745,039.48/3,146,054,210.82 = 1,236,703,503.48/x
  3. Step 3: Cross multiply
    2,279,745,039.48x = 3,146,054,210.82 × 1,236,703,503.48
  4. Step 4: Simplify right side
    2,279,745,039.48x = 3,890,736,264,659,100,672
  5. Step 5: Solve for x
    x = 3,890,736,264,659,100,672/2,279,745,039.48
  6. Step 6: Final answer
    x = 1,706,654,120.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.