Home / 112,876,536.80-169,314,805.20-36,207,315.20

Finding the Fourth Proportional to 112,876,536.80, 169,314,805.20 and 36,207,315.20

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Solution

The fourth proportional to 112,876,536.80, 169,314,805.20 and 36,207,315.20 is: 54,310,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,876,536.80 : 169,314,805.20 = 36,207,315.20 : x
  2. Step 2: Convert to fraction form
    112,876,536.80/169,314,805.20 = 36,207,315.20/x
  3. Step 3: Cross multiply
    112,876,536.80x = 169,314,805.20 × 36,207,315.20
  4. Step 4: Simplify right side
    112,876,536.80x = 6,130,434,519,902,999
  5. Step 5: Solve for x
    x = 6,130,434,519,902,999/112,876,536.80
  6. Step 6: Final answer
    x = 54,310,972.80

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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.