Home / 83,922,922.64-115,782,911.88-50,859,319.76

Finding the Fourth Proportional to 83,922,922.64, 115,782,911.88 and 50,859,319.76

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Solution

The fourth proportional to 83,922,922.64, 115,782,911.88 and 50,859,319.76 is: 70,167,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,922,922.64 : 115,782,911.88 = 50,859,319.76 : x
  2. Step 2: Convert to fraction form
    83,922,922.64/115,782,911.88 = 50,859,319.76/x
  3. Step 3: Cross multiply
    83,922,922.64x = 115,782,911.88 × 50,859,319.76
  4. Step 4: Simplify right side
    83,922,922.64x = 5,888,640,138,048,822
  5. Step 5: Solve for x
    x = 5,888,640,138,048,822/83,922,922.64
  6. Step 6: Final answer
    x = 70,167,243.38

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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.