Home / 112,796,911.44-169,167,896.28-47,182,582.80

Finding the Fourth Proportional to 112,796,911.44, 169,167,896.28 and 47,182,582.80

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Solution

The fourth proportional to 112,796,911.44, 169,167,896.28 and 47,182,582.80 is: 70,762,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,796,911.44 : 169,167,896.28 = 47,182,582.80 : x
  2. Step 2: Convert to fraction form
    112,796,911.44/169,167,896.28 = 47,182,582.80/x
  3. Step 3: Cross multiply
    112,796,911.44x = 169,167,896.28 × 47,182,582.80
  4. Step 4: Simplify right side
    112,796,911.44x = 7,981,778,273,332,912
  5. Step 5: Solve for x
    x = 7,981,778,273,332,912/112,796,911.44
  6. Step 6: Final answer
    x = 70,762,383.22

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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.