Home / 796,392,682.36-1,098,965,781.48-443,953,083.40

Finding the Fourth Proportional to 796,392,682.36, 1,098,965,781.48 and 443,953,083.40

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Solution

The fourth proportional to 796,392,682.36, 1,098,965,781.48 and 443,953,083.40 is: 612,623,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,392,682.36 : 1,098,965,781.48 = 443,953,083.40 : x
  2. Step 2: Convert to fraction form
    796,392,682.36/1,098,965,781.48 = 443,953,083.40/x
  3. Step 3: Cross multiply
    796,392,682.36x = 1,098,965,781.48 × 443,953,083.40
  4. Step 4: Simplify right side
    796,392,682.36x = 487,889,247,238,031,808
  5. Step 5: Solve for x
    x = 487,889,247,238,031,808/796,392,682.36
  6. Step 6: Final answer
    x = 612,623,970.62

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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.