Home / 84,585,778.52-116,734,150.14-47,916,650.84

Finding the Fourth Proportional to 84,585,778.52, 116,734,150.14 and 47,916,650.84

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Solution

The fourth proportional to 84,585,778.52, 116,734,150.14 and 47,916,650.84 is: 66,128,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,585,778.52 : 116,734,150.14 = 47,916,650.84 : x
  2. Step 2: Convert to fraction form
    84,585,778.52/116,734,150.14 = 47,916,650.84/x
  3. Step 3: Cross multiply
    84,585,778.52x = 116,734,150.14 × 47,916,650.84
  4. Step 4: Simplify right side
    84,585,778.52x = 5,593,509,513,362,518
  5. Step 5: Solve for x
    x = 5,593,509,513,362,518/84,585,778.52
  6. Step 6: Final answer
    x = 66,128,250.06

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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.