Home / 99,675,040.56-137,551,581.37-55,021,038.13

Finding the Fourth Proportional to 99,675,040.56, 137,551,581.37 and 55,021,038.13

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Solution

The fourth proportional to 99,675,040.56, 137,551,581.37 and 55,021,038.13 is: 75,929,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,675,040.56 : 137,551,581.37 = 55,021,038.13 : x
  2. Step 2: Convert to fraction form
    99,675,040.56/137,551,581.37 = 55,021,038.13/x
  3. Step 3: Cross multiply
    99,675,040.56x = 137,551,581.37 × 55,021,038.13
  4. Step 4: Simplify right side
    99,675,040.56x = 7,568,230,802,867,556
  5. Step 5: Solve for x
    x = 7,568,230,802,867,556/99,675,040.56
  6. Step 6: Final answer
    x = 75,929,046.64

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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.