Home / 205,900,465.75-308,850,437.80-52,546,525.63

Finding the Fourth Proportional to 205,900,465.75, 308,850,437.80 and 52,546,525.63

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Solution

The fourth proportional to 205,900,465.75, 308,850,437.80 and 52,546,525.63 is: 78,819,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,900,465.75 : 308,850,437.80 = 52,546,525.63 : x
  2. Step 2: Convert to fraction form
    205,900,465.75/308,850,437.80 = 52,546,525.63/x
  3. Step 3: Cross multiply
    205,900,465.75x = 308,850,437.80 × 52,546,525.63
  4. Step 4: Simplify right side
    205,900,465.75x = 16,229,017,445,694,422
  5. Step 5: Solve for x
    x = 16,229,017,445,694,422/205,900,465.75
  6. Step 6: Final answer
    x = 78,819,721.88

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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.