Home / 118,517,879,266.66-163,554,835,350.78-64,324,428,735.84

Finding the Fourth Proportional to 118,517,879,266.66, 163,554,835,350.78 and 64,324,428,735.84

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Solution

The fourth proportional to 118,517,879,266.66, 163,554,835,350.78 and 64,324,428,735.84 is: 88,767,799,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,517,879,266.66 : 163,554,835,350.78 = 64,324,428,735.84 : x
  2. Step 2: Convert to fraction form
    118,517,879,266.66/163,554,835,350.78 = 64,324,428,735.84/x
  3. Step 3: Cross multiply
    118,517,879,266.66x = 163,554,835,350.78 × 64,324,428,735.84
  4. Step 4: Simplify right side
    118,517,879,266.66x = 10,520,571,350,922,475,601,920
  5. Step 5: Solve for x
    x = 10,520,571,350,922,475,601,920/118,517,879,266.66
  6. Step 6: Final answer
    x = 88,767,799,559.18

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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.