Home / 65,680,227,829.82-98,467,323,590.04-60,378,694,947.66

Finding the Fourth Proportional to 65,680,227,829.82, 98,467,323,590.04 and 60,378,694,947.66

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Solution

The fourth proportional to 65,680,227,829.82, 98,467,323,590.04 and 60,378,694,947.66 is: 90,519,303,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,680,227,829.82 : 98,467,323,590.04 = 60,378,694,947.66 : x
  2. Step 2: Convert to fraction form
    65,680,227,829.82/98,467,323,590.04 = 60,378,694,947.66/x
  3. Step 3: Cross multiply
    65,680,227,829.82x = 98,467,323,590.04 × 60,378,694,947.66
  4. Step 4: Simplify right side
    65,680,227,829.82x = 5,945,328,493,355,550,638,080
  5. Step 5: Solve for x
    x = 5,945,328,493,355,550,638,080/65,680,227,829.82
  6. Step 6: Final answer
    x = 90,519,303,750.90

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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.