Home / 443,117,009.96-664,081,380.04-344,867,352.68

Finding the Fourth Proportional to 443,117,009.96, 664,081,380.04 and 344,867,352.68

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Solution

The fourth proportional to 443,117,009.96, 664,081,380.04 and 344,867,352.68 is: 516,838,628.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,117,009.96 : 664,081,380.04 = 344,867,352.68 : x
  2. Step 2: Convert to fraction form
    443,117,009.96/664,081,380.04 = 344,867,352.68/x
  3. Step 3: Cross multiply
    443,117,009.96x = 664,081,380.04 × 344,867,352.68
  4. Step 4: Simplify right side
    443,117,009.96x = 229,019,987,498,475,776
  5. Step 5: Solve for x
    x = 229,019,987,498,475,776/443,117,009.96
  6. Step 6: Final answer
    x = 516,838,628.06

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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.