Home / 159,256,847,952.96-219,826,824,910.02-126,763,664,521.56

Finding the Fourth Proportional to 159,256,847,952.96, 219,826,824,910.02 and 126,763,664,521.56

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Solution

The fourth proportional to 159,256,847,952.96, 219,826,824,910.02 and 126,763,664,521.56 is: 174,975,545,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,256,847,952.96 : 219,826,824,910.02 = 126,763,664,521.56 : x
  2. Step 2: Convert to fraction form
    159,256,847,952.96/219,826,824,910.02 = 126,763,664,521.56/x
  3. Step 3: Cross multiply
    159,256,847,952.96x = 219,826,824,910.02 × 126,763,664,521.56
  4. Step 4: Simplify right side
    159,256,847,952.96x = 27,866,053,885,733,480,955,904
  5. Step 5: Solve for x
    x = 27,866,053,885,733,480,955,904/159,256,847,952.96
  6. Step 6: Final answer
    x = 174,975,545,754.64

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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.