Home / 100,727,093.57-151,117,044.29-31,637,106.37

Finding the Fourth Proportional to 100,727,093.57, 151,117,044.29 and 31,637,106.37

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Solution

The fourth proportional to 100,727,093.57, 151,117,044.29 and 31,637,106.37 is: 47,463,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,727,093.57 : 151,117,044.29 = 31,637,106.37 : x
  2. Step 2: Convert to fraction form
    100,727,093.57/151,117,044.29 = 31,637,106.37/x
  3. Step 3: Cross multiply
    100,727,093.57x = 151,117,044.29 × 31,637,106.37
  4. Step 4: Simplify right side
    100,727,093.57x = 4,780,906,004,522,731
  5. Step 5: Solve for x
    x = 4,780,906,004,522,731/100,727,093.57
  6. Step 6: Final answer
    x = 47,463,952.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.