Home / 864,844,397.88-1,193,470,518.20-468,364,165.80

Finding the Fourth Proportional to 864,844,397.88, 1,193,470,518.20 and 468,364,165.80

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Solution

The fourth proportional to 864,844,397.88, 1,193,470,518.20 and 468,364,165.80 is: 646,334,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,844,397.88 : 1,193,470,518.20 = 468,364,165.80 : x
  2. Step 2: Convert to fraction form
    864,844,397.88/1,193,470,518.20 = 468,364,165.80/x
  3. Step 3: Cross multiply
    864,844,397.88x = 1,193,470,518.20 × 468,364,165.80
  4. Step 4: Simplify right side
    864,844,397.88x = 558,978,823,663,636,736
  5. Step 5: Solve for x
    x = 558,978,823,663,636,736/864,844,397.88
  6. Step 6: Final answer
    x = 646,334,560.34

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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.