Home / 2,198,644,416,102.50-3,298,443,719,660.50-668,780,955,864.32

Finding the Fourth Proportional to 2,198,644,416,102.50, 3,298,443,719,660.50 and 668,780,955,864.32

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Solution

The fourth proportional to 2,198,644,416,102.50, 3,298,443,719,660.50 and 668,780,955,864.32 is: 1,003,316,556,121.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,644,416,102.50 : 3,298,443,719,660.50 = 668,780,955,864.32 : x
  2. Step 2: Convert to fraction form
    2,198,644,416,102.50/3,298,443,719,660.50 = 668,780,955,864.32/x
  3. Step 3: Cross multiply
    2,198,644,416,102.50x = 3,298,443,719,660.50 × 668,780,955,864.32
  4. Step 4: Simplify right side
    2,198,644,416,102.50x = 2,205,936,343,699,212,292,063,232
  5. Step 5: Solve for x
    x = 2,205,936,343,699,212,292,063,232/2,198,644,416,102.50
  6. Step 6: Final answer
    x = 1,003,316,556,121.27

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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.