Home / 220,542,930.36-330,814,317.78-58,980,667.32

Finding the Fourth Proportional to 220,542,930.36, 330,814,317.78 and 58,980,667.32

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Solution

The fourth proportional to 220,542,930.36, 330,814,317.78 and 58,980,667.32 is: 88,470,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,542,930.36 : 330,814,317.78 = 58,980,667.32 : x
  2. Step 2: Convert to fraction form
    220,542,930.36/330,814,317.78 = 58,980,667.32/x
  3. Step 3: Cross multiply
    220,542,930.36x = 330,814,317.78 × 58,980,667.32
  4. Step 4: Simplify right side
    220,542,930.36x = 19,511,649,221,674,940
  5. Step 5: Solve for x
    x = 19,511,649,221,674,940/220,542,930.36
  6. Step 6: Final answer
    x = 88,470,980.18

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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.