Home / 114,883,682-158,517,798.37-68,478,253.88

Finding the Fourth Proportional to 114,883,682, 158,517,798.37 and 68,478,253.88

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Solution

The fourth proportional to 114,883,682, 158,517,798.37 and 68,478,253.88 is: 94,487,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,883,682 : 158,517,798.37 = 68,478,253.88 : x
  2. Step 2: Convert to fraction form
    114,883,682/158,517,798.37 = 68,478,253.88/x
  3. Step 3: Cross multiply
    114,883,682x = 158,517,798.37 × 68,478,253.88
  4. Step 4: Simplify right side
    114,883,682x = 10,855,022,041,279,510
  5. Step 5: Solve for x
    x = 10,855,022,041,279,510/114,883,682
  6. Step 6: Final answer
    x = 94,487,065.98

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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.