Home / 159,946,786,792.59-220,726,512,497.68-87,687,300,188.94

Finding the Fourth Proportional to 159,946,786,792.59, 220,726,512,497.68 and 87,687,300,188.94

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Solution

The fourth proportional to 159,946,786,792.59, 220,726,512,497.68 and 87,687,300,188.94 is: 121,008,445,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,946,786,792.59 : 220,726,512,497.68 = 87,687,300,188.94 : x
  2. Step 2: Convert to fraction form
    159,946,786,792.59/220,726,512,497.68 = 87,687,300,188.94/x
  3. Step 3: Cross multiply
    159,946,786,792.59x = 220,726,512,497.68 × 87,687,300,188.94
  4. Step 4: Simplify right side
    159,946,786,792.59x = 19,354,911,961,041,881,530,368
  5. Step 5: Solve for x
    x = 19,354,911,961,041,881,530,368/159,946,786,792.59
  6. Step 6: Final answer
    x = 121,008,445,053.29

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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.