Home / 768,781,005,673.20-1,152,364,275,566-258,662,673,183.46

Finding the Fourth Proportional to 768,781,005,673.20, 1,152,364,275,566 and 258,662,673,183.46

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Solution

The fourth proportional to 768,781,005,673.20, 1,152,364,275,566 and 258,662,673,183.46 is: 387,722,409,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,781,005,673.20 : 1,152,364,275,566 = 258,662,673,183.46 : x
  2. Step 2: Convert to fraction form
    768,781,005,673.20/1,152,364,275,566 = 258,662,673,183.46/x
  3. Step 3: Cross multiply
    768,781,005,673.20x = 1,152,364,275,566 × 258,662,673,183.46
  4. Step 4: Simplify right side
    768,781,005,673.20x = 298,073,623,999,022,901,493,760
  5. Step 5: Solve for x
    x = 298,073,623,999,022,901,493,760/768,781,005,673.20
  6. Step 6: Final answer
    x = 387,722,409,632.13

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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.