Home / 472,392,023.80-708,588,035.70-441,781,022.20

Finding the Fourth Proportional to 472,392,023.80, 708,588,035.70 and 441,781,022.20

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Solution

The fourth proportional to 472,392,023.80, 708,588,035.70 and 441,781,022.20 is: 662,671,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,023.80 : 708,588,035.70 = 441,781,022.20 : x
  2. Step 2: Convert to fraction form
    472,392,023.80/708,588,035.70 = 441,781,022.20/x
  3. Step 3: Cross multiply
    472,392,023.80x = 708,588,035.70 × 441,781,022.20
  4. Step 4: Simplify right side
    472,392,023.80x = 313,040,746,730,236,096
  5. Step 5: Solve for x
    x = 313,040,746,730,236,096/472,392,023.80
  6. Step 6: Final answer
    x = 662,671,533.30

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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.