Home / 299,229,364.80-448,844,047.20-129,028,276.80

Finding the Fourth Proportional to 299,229,364.80, 448,844,047.20 and 129,028,276.80

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Solution

The fourth proportional to 299,229,364.80, 448,844,047.20 and 129,028,276.80 is: 193,542,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,229,364.80 : 448,844,047.20 = 129,028,276.80 : x
  2. Step 2: Convert to fraction form
    299,229,364.80/448,844,047.20 = 129,028,276.80/x
  3. Step 3: Cross multiply
    299,229,364.80x = 448,844,047.20 × 129,028,276.80
  4. Step 4: Simplify right side
    299,229,364.80x = 57,913,573,962,153,864
  5. Step 5: Solve for x
    x = 57,913,573,962,153,864/299,229,364.80
  6. Step 6: Final answer
    x = 193,542,415.20

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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.