Home / 127,673,403.12-191,537,004.80-41,405,083.20

Finding the Fourth Proportional to 127,673,403.12, 191,537,004.80 and 41,405,083.20

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Solution

The fourth proportional to 127,673,403.12, 191,537,004.80 and 41,405,083.20 is: 62,116,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,673,403.12 : 191,537,004.80 = 41,405,083.20 : x
  2. Step 2: Convert to fraction form
    127,673,403.12/191,537,004.80 = 41,405,083.20/x
  3. Step 3: Cross multiply
    127,673,403.12x = 191,537,004.80 × 41,405,083.20
  4. Step 4: Simplify right side
    127,673,403.12x = 7,930,605,619,622,800
  5. Step 5: Solve for x
    x = 7,930,605,619,622,800/127,673,403.12
  6. Step 6: Final answer
    x = 62,116,348.64

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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.