Home / 74,152,079.94-111,292,155.27-51,448,920.42

Finding the Fourth Proportional to 74,152,079.94, 111,292,155.27 and 51,448,920.42

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Solution

The fourth proportional to 74,152,079.94, 111,292,155.27 and 51,448,920.42 is: 77,217,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,152,079.94 : 111,292,155.27 = 51,448,920.42 : x
  2. Step 2: Convert to fraction form
    74,152,079.94/111,292,155.27 = 51,448,920.42/x
  3. Step 3: Cross multiply
    74,152,079.94x = 111,292,155.27 × 51,448,920.42
  4. Step 4: Simplify right side
    74,152,079.94x = 5,725,861,239,856,514
  5. Step 5: Solve for x
    x = 5,725,861,239,856,514/74,152,079.94
  6. Step 6: Final answer
    x = 77,217,810.27

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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.