Home / 308,124,958.08-462,182,771.52-74,957,865.60

Finding the Fourth Proportional to 308,124,958.08, 462,182,771.52 and 74,957,865.60

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Solution

The fourth proportional to 308,124,958.08, 462,182,771.52 and 74,957,865.60 is: 112,435,663.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,124,958.08 : 462,182,771.52 = 74,957,865.60 : x
  2. Step 2: Convert to fraction form
    308,124,958.08/462,182,771.52 = 74,957,865.60/x
  3. Step 3: Cross multiply
    308,124,958.08x = 462,182,771.52 × 74,957,865.60
  4. Step 4: Simplify right side
    308,124,958.08x = 34,644,234,070,231,664
  5. Step 5: Solve for x
    x = 34,644,234,070,231,664/308,124,958.08
  6. Step 6: Final answer
    x = 112,435,663.39

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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.