Home / 110,301,256.80-165,505,029.30-77,883,355.80

Finding the Fourth Proportional to 110,301,256.80, 165,505,029.30 and 77,883,355.80

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Solution

The fourth proportional to 110,301,256.80, 165,505,029.30 and 77,883,355.80 is: 116,862,558.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,301,256.80 : 165,505,029.30 = 77,883,355.80 : x
  2. Step 2: Convert to fraction form
    110,301,256.80/165,505,029.30 = 77,883,355.80/x
  3. Step 3: Cross multiply
    110,301,256.80x = 165,505,029.30 × 77,883,355.80
  4. Step 4: Simplify right side
    110,301,256.80x = 12,890,087,083,661,326
  5. Step 5: Solve for x
    x = 12,890,087,083,661,326/110,301,256.80
  6. Step 6: Final answer
    x = 116,862,558.57

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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.