Home / 77,748,511.50-116,641,949.00-23,160,884.85

Finding the Fourth Proportional to 77,748,511.50, 116,641,949.00 and 23,160,884.85

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Solution

The fourth proportional to 77,748,511.50, 116,641,949.00 and 23,160,884.85 is: 34,747,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,748,511.50 : 116,641,949.00 = 23,160,884.85 : x
  2. Step 2: Convert to fraction form
    77,748,511.50/116,641,949.00 = 23,160,884.85/x
  3. Step 3: Cross multiply
    77,748,511.50x = 116,641,949.00 × 23,160,884.85
  4. Step 4: Simplify right side
    77,748,511.50x = 2,701,530,749,352,768.50
  5. Step 5: Solve for x
    x = 2,701,530,749,352,768.50/77,748,511.50
  6. Step 6: Final answer
    x = 34,747,041.42

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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.