Home / 263,478,943,792.14-363,467,126,264.30-172,080,994,769.60

Finding the Fourth Proportional to 263,478,943,792.14, 363,467,126,264.30 and 172,080,994,769.60

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Solution

The fourth proportional to 263,478,943,792.14, 363,467,126,264.30 and 172,080,994,769.60 is: 237,384,375,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,478,943,792.14 : 363,467,126,264.30 = 172,080,994,769.60 : x
  2. Step 2: Convert to fraction form
    263,478,943,792.14/363,467,126,264.30 = 172,080,994,769.60/x
  3. Step 3: Cross multiply
    263,478,943,792.14x = 363,467,126,264.30 × 172,080,994,769.60
  4. Step 4: Simplify right side
    263,478,943,792.14x = 62,545,784,653,608,550,137,856
  5. Step 5: Solve for x
    x = 62,545,784,653,608,550,137,856/263,478,943,792.14
  6. Step 6: Final answer
    x = 237,384,375,971.05

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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.