Home / 340,848,007.20-510,684,145.20-158,721,645.60

Finding the Fourth Proportional to 340,848,007.20, 510,684,145.20 and 158,721,645.60

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Solution

The fourth proportional to 340,848,007.20, 510,684,145.20 and 158,721,645.60 is: 237,808,718.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,848,007.20 : 510,684,145.20 = 158,721,645.60 : x
  2. Step 2: Convert to fraction form
    340,848,007.20/510,684,145.20 = 158,721,645.60/x
  3. Step 3: Cross multiply
    340,848,007.20x = 510,684,145.20 × 158,721,645.60
  4. Step 4: Simplify right side
    340,848,007.20x = 81,056,627,907,973,344
  5. Step 5: Solve for x
    x = 81,056,627,907,973,344/340,848,007.20
  6. Step 6: Final answer
    x = 237,808,718.83

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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.