Home / 100,925,566.83-139,277,260.77-54,515,821.23

Finding the Fourth Proportional to 100,925,566.83, 139,277,260.77 and 54,515,821.23

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Solution

The fourth proportional to 100,925,566.83, 139,277,260.77 and 54,515,821.23 is: 75,231,821.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,925,566.83 : 139,277,260.77 = 54,515,821.23 : x
  2. Step 2: Convert to fraction form
    100,925,566.83/139,277,260.77 = 54,515,821.23/x
  3. Step 3: Cross multiply
    100,925,566.83x = 139,277,260.77 × 54,515,821.23
  4. Step 4: Simplify right side
    100,925,566.83x = 7,592,814,249,541,412
  5. Step 5: Solve for x
    x = 7,592,814,249,541,412/100,925,566.83
  6. Step 6: Final answer
    x = 75,231,821.71

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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.