Home / 664,185,994,957.44-997,868,380,080.98-425,887,524,612.48

Finding the Fourth Proportional to 664,185,994,957.44, 997,868,380,080.98 and 425,887,524,612.48

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Solution

The fourth proportional to 664,185,994,957.44, 997,868,380,080.98 and 425,887,524,612.48 is: 639,850,429,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,185,994,957.44 : 997,868,380,080.98 = 425,887,524,612.48 : x
  2. Step 2: Convert to fraction form
    664,185,994,957.44/997,868,380,080.98 = 425,887,524,612.48/x
  3. Step 3: Cross multiply
    664,185,994,957.44x = 997,868,380,080.98 × 425,887,524,612.48
  4. Step 4: Simplify right side
    664,185,994,957.44x = 424,979,694,281,753,905,594,368
  5. Step 5: Solve for x
    x = 424,979,694,281,753,905,594,368/664,185,994,957.44
  6. Step 6: Final answer
    x = 639,850,429,711.31

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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.