Home / 323,352,212.80-485,028,319.20-93,328,801.60

Finding the Fourth Proportional to 323,352,212.80, 485,028,319.20 and 93,328,801.60

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Solution

The fourth proportional to 323,352,212.80, 485,028,319.20 and 93,328,801.60 is: 139,993,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,352,212.80 : 485,028,319.20 = 93,328,801.60 : x
  2. Step 2: Convert to fraction form
    323,352,212.80/485,028,319.20 = 93,328,801.60/x
  3. Step 3: Cross multiply
    323,352,212.80x = 485,028,319.20 × 93,328,801.60
  4. Step 4: Simplify right side
    323,352,212.80x = 45,267,111,772,998,264
  5. Step 5: Solve for x
    x = 45,267,111,772,998,264/323,352,212.80
  6. Step 6: Final answer
    x = 139,993,202.40

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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.