Home / 93,345,228.80-140,017,843.20-80,580,147.20

Finding the Fourth Proportional to 93,345,228.80, 140,017,843.20 and 80,580,147.20

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Solution

The fourth proportional to 93,345,228.80, 140,017,843.20 and 80,580,147.20 is: 120,870,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,345,228.80 : 140,017,843.20 = 80,580,147.20 : x
  2. Step 2: Convert to fraction form
    93,345,228.80/140,017,843.20 = 80,580,147.20/x
  3. Step 3: Cross multiply
    93,345,228.80x = 140,017,843.20 × 80,580,147.20
  4. Step 4: Simplify right side
    93,345,228.80x = 11,282,658,415,682,518
  5. Step 5: Solve for x
    x = 11,282,658,415,682,518/93,345,228.80
  6. Step 6: Final answer
    x = 120,870,220.80

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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.