Home / 805,118,261,710.80-1,207,669,433,989.20-368,861,410,274.14

Finding the Fourth Proportional to 805,118,261,710.80, 1,207,669,433,989.20 and 368,861,410,274.14

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Solution

The fourth proportional to 805,118,261,710.80, 1,207,669,433,989.20 and 368,861,410,274.14 is: 553,288,469,223.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,118,261,710.80 : 1,207,669,433,989.20 = 368,861,410,274.14 : x
  2. Step 2: Convert to fraction form
    805,118,261,710.80/1,207,669,433,989.20 = 368,861,410,274.14/x
  3. Step 3: Cross multiply
    805,118,261,710.80x = 1,207,669,433,989.20 × 368,861,410,274.14
  4. Step 4: Simplify right side
    805,118,261,710.80x = 445,462,650,566,228,714,717,184
  5. Step 5: Solve for x
    x = 445,462,650,566,228,714,717,184/805,118,261,710.80
  6. Step 6: Final answer
    x = 553,288,469,223.97

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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.