Home / 472,392,562.20-708,588,843.30-298,053,342.15

Finding the Fourth Proportional to 472,392,562.20, 708,588,843.30 and 298,053,342.15

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Solution

The fourth proportional to 472,392,562.20, 708,588,843.30 and 298,053,342.15 is: 447,080,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,562.20 : 708,588,843.30 = 298,053,342.15 : x
  2. Step 2: Convert to fraction form
    472,392,562.20/708,588,843.30 = 298,053,342.15/x
  3. Step 3: Cross multiply
    472,392,562.20x = 708,588,843.30 × 298,053,342.15
  4. Step 4: Simplify right side
    472,392,562.20x = 211,197,272,955,767,616
  5. Step 5: Solve for x
    x = 211,197,272,955,767,616/472,392,562.20
  6. Step 6: Final answer
    x = 447,080,013.23

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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.