Home / 152,546,821.04-210,517,008.22-82,932,467.76

Finding the Fourth Proportional to 152,546,821.04, 210,517,008.22 and 82,932,467.76

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Solution

The fourth proportional to 152,546,821.04, 210,517,008.22 and 82,932,467.76 is: 114,448,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,546,821.04 : 210,517,008.22 = 82,932,467.76 : x
  2. Step 2: Convert to fraction form
    152,546,821.04/210,517,008.22 = 82,932,467.76/x
  3. Step 3: Cross multiply
    152,546,821.04x = 210,517,008.22 × 82,932,467.76
  4. Step 4: Simplify right side
    152,546,821.04x = 17,458,694,997,136,806
  5. Step 5: Solve for x
    x = 17,458,694,997,136,806/152,546,821.04
  6. Step 6: Final answer
    x = 114,448,107.66

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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.