Home / 126,628,510.98-174,747,268.17-68,681,758.98

Finding the Fourth Proportional to 126,628,510.98, 174,747,268.17 and 68,681,758.98

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Solution

The fourth proportional to 126,628,510.98, 174,747,268.17 and 68,681,758.98 is: 94,780,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,628,510.98 : 174,747,268.17 = 68,681,758.98 : x
  2. Step 2: Convert to fraction form
    126,628,510.98/174,747,268.17 = 68,681,758.98/x
  3. Step 3: Cross multiply
    126,628,510.98x = 174,747,268.17 × 68,681,758.98
  4. Step 4: Simplify right side
    126,628,510.98x = 12,001,949,754,865,366
  5. Step 5: Solve for x
    x = 12,001,949,754,865,366/126,628,510.98
  6. Step 6: Final answer
    x = 94,780,785.64

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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.