Home / 808,150,508.32-1,212,269,035.92-255,410,888.80

Finding the Fourth Proportional to 808,150,508.32, 1,212,269,035.92 and 255,410,888.80

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Solution

The fourth proportional to 808,150,508.32, 1,212,269,035.92 and 255,410,888.80 is: 383,130,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,150,508.32 : 1,212,269,035.92 = 255,410,888.80 : x
  2. Step 2: Convert to fraction form
    808,150,508.32/1,212,269,035.92 = 255,410,888.80/x
  3. Step 3: Cross multiply
    808,150,508.32x = 1,212,269,035.92 × 255,410,888.80
  4. Step 4: Simplify right side
    808,150,508.32x = 309,626,711,929,046,336
  5. Step 5: Solve for x
    x = 309,626,711,929,046,336/808,150,508.32
  6. Step 6: Final answer
    x = 383,130,009.50

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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.