Home / 157,469,206.80-236,203,810.20-89,444,758.80

Finding the Fourth Proportional to 157,469,206.80, 236,203,810.20 and 89,444,758.80

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Solution

The fourth proportional to 157,469,206.80, 236,203,810.20 and 89,444,758.80 is: 134,167,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469,206.80 : 236,203,810.20 = 89,444,758.80 : x
  2. Step 2: Convert to fraction form
    157,469,206.80/236,203,810.20 = 89,444,758.80/x
  3. Step 3: Cross multiply
    157,469,206.80x = 236,203,810.20 × 89,444,758.80
  4. Step 4: Simplify right side
    157,469,206.80x = 21,127,192,830,979,976
  5. Step 5: Solve for x
    x = 21,127,192,830,979,976/157,469,206.80
  6. Step 6: Final answer
    x = 134,167,138.20

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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.