Home / 77,816,985.54-116,723,616.90-25,294,590.96

Finding the Fourth Proportional to 77,816,985.54, 116,723,616.90 and 25,294,590.96

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Solution

The fourth proportional to 77,816,985.54, 116,723,616.90 and 25,294,590.96 is: 37,941,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,816,985.54 : 116,723,616.90 = 25,294,590.96 : x
  2. Step 2: Convert to fraction form
    77,816,985.54/116,723,616.90 = 25,294,590.96/x
  3. Step 3: Cross multiply
    77,816,985.54x = 116,723,616.90 × 25,294,590.96
  4. Step 4: Simplify right side
    77,816,985.54x = 2,952,476,144,857,243.50
  5. Step 5: Solve for x
    x = 2,952,476,144,857,243.50/77,816,985.54
  6. Step 6: Final answer
    x = 37,941,281.38

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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.