Home / 104,108,531.02-143,669,786.19-57,701,780.94

Finding the Fourth Proportional to 104,108,531.02, 143,669,786.19 and 57,701,780.94

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Solution

The fourth proportional to 104,108,531.02, 143,669,786.19 and 57,701,780.94 is: 79,628,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,108,531.02 : 143,669,786.19 = 57,701,780.94 : x
  2. Step 2: Convert to fraction form
    104,108,531.02/143,669,786.19 = 57,701,780.94/x
  3. Step 3: Cross multiply
    104,108,531.02x = 143,669,786.19 × 57,701,780.94
  4. Step 4: Simplify right side
    104,108,531.02x = 8,290,002,530,432,017
  5. Step 5: Solve for x
    x = 8,290,002,530,432,017/104,108,531.02
  6. Step 6: Final answer
    x = 79,628,465.11

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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.