Home / 73,718,121.48-101,733,169.67-40,229,762.79

Finding the Fourth Proportional to 73,718,121.48, 101,733,169.67 and 40,229,762.79

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Solution

The fourth proportional to 73,718,121.48, 101,733,169.67 and 40,229,762.79 is: 55,518,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,718,121.48 : 101,733,169.67 = 40,229,762.79 : x
  2. Step 2: Convert to fraction form
    73,718,121.48/101,733,169.67 = 40,229,762.79/x
  3. Step 3: Cross multiply
    73,718,121.48x = 101,733,169.67 × 40,229,762.79
  4. Step 4: Simplify right side
    73,718,121.48x = 4,092,701,283,514,609.50
  5. Step 5: Solve for x
    x = 4,092,701,283,514,609.50/73,718,121.48
  6. Step 6: Final answer
    x = 55,518,252.52

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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.