Home / 109,925,512.80-164,962,918.80-61,403,272.80

Finding the Fourth Proportional to 109,925,512.80, 164,962,918.80 and 61,403,272.80

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Solution

The fourth proportional to 109,925,512.80, 164,962,918.80 and 61,403,272.80 is: 92,146,607.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,925,512.80 : 164,962,918.80 = 61,403,272.80 : x
  2. Step 2: Convert to fraction form
    109,925,512.80/164,962,918.80 = 61,403,272.80/x
  3. Step 3: Cross multiply
    109,925,512.80x = 164,962,918.80 × 61,403,272.80
  4. Step 4: Simplify right side
    109,925,512.80x = 10,129,263,104,960,648
  5. Step 5: Solve for x
    x = 10,129,263,104,960,648/109,925,512.80
  6. Step 6: Final answer
    x = 92,146,607.71

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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.