Home / 159,946,786,790.59-220,726,512,494.92-87,687,300,186.94

Finding the Fourth Proportional to 159,946,786,790.59, 220,726,512,494.92 and 87,687,300,186.94

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Solution

The fourth proportional to 159,946,786,790.59, 220,726,512,494.92 and 87,687,300,186.94 is: 121,008,445,050.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,946,786,790.59 : 220,726,512,494.92 = 87,687,300,186.94 : x
  2. Step 2: Convert to fraction form
    159,946,786,790.59/220,726,512,494.92 = 87,687,300,186.94/x
  3. Step 3: Cross multiply
    159,946,786,790.59x = 220,726,512,494.92 × 87,687,300,186.94
  4. Step 4: Simplify right side
    159,946,786,790.59x = 19,354,911,960,358,415,499,264
  5. Step 5: Solve for x
    x = 19,354,911,960,358,415,499,264/159,946,786,790.59
  6. Step 6: Final answer
    x = 121,008,445,050.53

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1.5x scale

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.