Home / 159,256,847,951.46-219,826,824,907.95-126,763,664,520.06

Finding the Fourth Proportional to 159,256,847,951.46, 219,826,824,907.95 and 126,763,664,520.06

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Solution

The fourth proportional to 159,256,847,951.46, 219,826,824,907.95 and 126,763,664,520.06 is: 174,975,545,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,256,847,951.46 : 219,826,824,907.95 = 126,763,664,520.06 : x
  2. Step 2: Convert to fraction form
    159,256,847,951.46/219,826,824,907.95 = 126,763,664,520.06/x
  3. Step 3: Cross multiply
    159,256,847,951.46x = 219,826,824,907.95 × 126,763,664,520.06
  4. Step 4: Simplify right side
    159,256,847,951.46x = 27,866,053,885,141,345,894,400
  5. Step 5: Solve for x
    x = 27,866,053,885,141,345,894,400/159,256,847,951.46
  6. Step 6: Final answer
    x = 174,975,545,752.57

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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.