Home / 298,370,600.68-411,732,876.47-164,401,019.84

Finding the Fourth Proportional to 298,370,600.68, 411,732,876.47 and 164,401,019.84

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Solution

The fourth proportional to 298,370,600.68, 411,732,876.47 and 164,401,019.84 is: 226,863,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,370,600.68 : 411,732,876.47 = 164,401,019.84 : x
  2. Step 2: Convert to fraction form
    298,370,600.68/411,732,876.47 = 164,401,019.84/x
  3. Step 3: Cross multiply
    298,370,600.68x = 411,732,876.47 × 164,401,019.84
  4. Step 4: Simplify right side
    298,370,600.68x = 67,689,304,795,485,240
  5. Step 5: Solve for x
    x = 67,689,304,795,485,240/298,370,600.68
  6. Step 6: Final answer
    x = 226,863,185.05

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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.