Home / 159,256,847,487.54-219,826,824,265.68-126,763,664,056.20

Finding the Fourth Proportional to 159,256,847,487.54, 219,826,824,265.68 and 126,763,664,056.20

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Solution

The fourth proportional to 159,256,847,487.54, 219,826,824,265.68 and 126,763,664,056.20 is: 174,975,545,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,256,847,487.54 : 219,826,824,265.68 = 126,763,664,056.20 : x
  2. Step 2: Convert to fraction form
    159,256,847,487.54/219,826,824,265.68 = 126,763,664,056.20/x
  3. Step 3: Cross multiply
    159,256,847,487.54x = 219,826,824,265.68 × 126,763,664,056.20
  4. Step 4: Simplify right side
    159,256,847,487.54x = 27,866,053,701,755,973,140,480
  5. Step 5: Solve for x
    x = 27,866,053,701,755,973,140,480/159,256,847,487.54
  6. Step 6: Final answer
    x = 174,975,545,110.78

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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.