Home / 159,946,786,784.48-220,726,512,486.45-87,687,300,180.83

Finding the Fourth Proportional to 159,946,786,784.48, 220,726,512,486.45 and 87,687,300,180.83

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Solution

The fourth proportional to 159,946,786,784.48, 220,726,512,486.45 and 87,687,300,180.83 is: 121,008,445,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,946,786,784.48 : 220,726,512,486.45 = 87,687,300,180.83 : x
  2. Step 2: Convert to fraction form
    159,946,786,784.48/220,726,512,486.45 = 87,687,300,180.83/x
  3. Step 3: Cross multiply
    159,946,786,784.48x = 220,726,512,486.45 × 87,687,300,180.83
  4. Step 4: Simplify right side
    159,946,786,784.48x = 19,354,911,958,265,961,119,744
  5. Step 5: Solve for x
    x = 19,354,911,958,265,961,119,744/159,946,786,784.48
  6. Step 6: Final answer
    x = 121,008,445,042.07

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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.