Home / 77,816,979.54-116,723,607.93-25,294,584.96

Finding the Fourth Proportional to 77,816,979.54, 116,723,607.93 and 25,294,584.96

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Solution

The fourth proportional to 77,816,979.54, 116,723,607.93 and 25,294,584.96 is: 37,941,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,816,979.54 : 116,723,607.93 = 25,294,584.96 : x
  2. Step 2: Convert to fraction form
    77,816,979.54/116,723,607.93 = 25,294,584.96/x
  3. Step 3: Cross multiply
    77,816,979.54x = 116,723,607.93 × 25,294,584.96
  4. Step 4: Simplify right side
    77,816,979.54x = 2,952,475,217,623,115
  5. Step 5: Solve for x
    x = 2,952,475,217,623,115/77,816,979.54
  6. Step 6: Final answer
    x = 37,941,272.39

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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.