Home / 230,167,948.21-345,470,194.68-142,464,169.27

Finding the Fourth Proportional to 230,167,948.21, 345,470,194.68 and 142,464,169.27

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Solution

The fourth proportional to 230,167,948.21, 345,470,194.68 and 142,464,169.27 is: 213,831,355.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,167,948.21 : 345,470,194.68 = 142,464,169.27 : x
  2. Step 2: Convert to fraction form
    230,167,948.21/345,470,194.68 = 142,464,169.27/x
  3. Step 3: Cross multiply
    230,167,948.21x = 345,470,194.68 × 142,464,169.27
  4. Step 4: Simplify right side
    230,167,948.21x = 49,217,124,292,631,376
  5. Step 5: Solve for x
    x = 49,217,124,292,631,376/230,167,948.21
  6. Step 6: Final answer
    x = 213,831,355.21

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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.