Home / 316,584,043.20-474,876,064.80-262,836,331.20

Finding the Fourth Proportional to 316,584,043.20, 474,876,064.80 and 262,836,331.20

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Solution

The fourth proportional to 316,584,043.20, 474,876,064.80 and 262,836,331.20 is: 394,254,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,584,043.20 : 474,876,064.80 = 262,836,331.20 : x
  2. Step 2: Convert to fraction form
    316,584,043.20/474,876,064.80 = 262,836,331.20/x
  3. Step 3: Cross multiply
    316,584,043.20x = 474,876,064.80 × 262,836,331.20
  4. Step 4: Simplify right side
    316,584,043.20x = 124,814,682,646,725,456
  5. Step 5: Solve for x
    x = 124,814,682,646,725,456/316,584,043.20
  6. Step 6: Final answer
    x = 394,254,496.80

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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.