Home / 361,395,888,470.52-499,441,889,146.80-296,187,465,387.26

Finding the Fourth Proportional to 361,395,888,470.52, 499,441,889,146.80 and 296,187,465,387.26

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Solution

The fourth proportional to 361,395,888,470.52, 499,441,889,146.80 and 296,187,465,387.26 is: 409,325,152,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,395,888,470.52 : 499,441,889,146.80 = 296,187,465,387.26 : x
  2. Step 2: Convert to fraction form
    361,395,888,470.52/499,441,889,146.80 = 296,187,465,387.26/x
  3. Step 3: Cross multiply
    361,395,888,470.52x = 499,441,889,146.80 × 296,187,465,387.26
  4. Step 4: Simplify right side
    361,395,888,470.52x = 147,928,427,254,615,568,809,984
  5. Step 5: Solve for x
    x = 147,928,427,254,615,568,809,984/361,395,888,470.52
  6. Step 6: Final answer
    x = 409,325,152,758.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.