Home / 207,146,037.54-285,860,123.52-114,326,542.64

Finding the Fourth Proportional to 207,146,037.54, 285,860,123.52 and 114,326,542.64

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Solution

The fourth proportional to 207,146,037.54, 285,860,123.52 and 114,326,542.64 is: 157,769,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,146,037.54 : 285,860,123.52 = 114,326,542.64 : x
  2. Step 2: Convert to fraction form
    207,146,037.54/285,860,123.52 = 114,326,542.64/x
  3. Step 3: Cross multiply
    207,146,037.54x = 285,860,123.52 × 114,326,542.64
  4. Step 4: Simplify right side
    207,146,037.54x = 32,681,399,600,684,944
  5. Step 5: Solve for x
    x = 32,681,399,600,684,944/207,146,037.54
  6. Step 6: Final answer
    x = 157,769,851.59

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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.