Home / 469,071,847.20-647,050,208.10-292,553,385.24

Finding the Fourth Proportional to 469,071,847.20, 647,050,208.10 and 292,553,385.24

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Solution

The fourth proportional to 469,071,847.20, 647,050,208.10 and 292,553,385.24 is: 403,555,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,071,847.20 : 647,050,208.10 = 292,553,385.24 : x
  2. Step 2: Convert to fraction form
    469,071,847.20/647,050,208.10 = 292,553,385.24/x
  3. Step 3: Cross multiply
    469,071,847.20x = 647,050,208.10 × 292,553,385.24
  4. Step 4: Simplify right side
    469,071,847.20x = 189,296,728,799,901,472
  5. Step 5: Solve for x
    x = 189,296,728,799,901,472/469,071,847.20
  6. Step 6: Final answer
    x = 403,555,936.96

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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.