Home / 122,512,664,392.71-169,067,639,728.02-67,578,598,253.02

Finding the Fourth Proportional to 122,512,664,392.71, 169,067,639,728.02 and 67,578,598,253.02

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Solution

The fourth proportional to 122,512,664,392.71, 169,067,639,728.02 and 67,578,598,253.02 is: 93,258,555,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,512,664,392.71 : 169,067,639,728.02 = 67,578,598,253.02 : x
  2. Step 2: Convert to fraction form
    122,512,664,392.71/169,067,639,728.02 = 67,578,598,253.02/x
  3. Step 3: Cross multiply
    122,512,664,392.71x = 169,067,639,728.02 × 67,578,598,253.02
  4. Step 4: Simplify right side
    122,512,664,392.71x = 11,425,354,102,765,340,590,080
  5. Step 5: Solve for x
    x = 11,425,354,102,765,340,590,080/122,512,664,392.71
  6. Step 6: Final answer
    x = 93,258,555,426.90

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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.