Home / 239,265,087.43-358,900,488.83-66,731,403.55

Finding the Fourth Proportional to 239,265,087.43, 358,900,488.83 and 66,731,403.55

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Solution

The fourth proportional to 239,265,087.43, 358,900,488.83 and 66,731,403.55 is: 100,097,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,265,087.43 : 358,900,488.83 = 66,731,403.55 : x
  2. Step 2: Convert to fraction form
    239,265,087.43/358,900,488.83 = 66,731,403.55/x
  3. Step 3: Cross multiply
    239,265,087.43x = 358,900,488.83 × 66,731,403.55
  4. Step 4: Simplify right side
    239,265,087.43x = 23,949,933,353,973,816
  5. Step 5: Solve for x
    x = 23,949,933,353,973,816/239,265,087.43
  6. Step 6: Final answer
    x = 100,097,902.34

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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.