Home / 73,718,123.74-101,733,172.79-40,229,765.03

Finding the Fourth Proportional to 73,718,123.74, 101,733,172.79 and 40,229,765.03

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Solution

The fourth proportional to 73,718,123.74, 101,733,172.79 and 40,229,765.03 is: 55,518,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,718,123.74 : 101,733,172.79 = 40,229,765.03 : x
  2. Step 2: Convert to fraction form
    73,718,123.74/101,733,172.79 = 40,229,765.03/x
  3. Step 3: Cross multiply
    73,718,123.74x = 101,733,172.79 × 40,229,765.03
  4. Step 4: Simplify right side
    73,718,123.74x = 4,092,701,637,151,273.50
  5. Step 5: Solve for x
    x = 4,092,701,637,151,273.50/73,718,123.74
  6. Step 6: Final answer
    x = 55,518,255.62

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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.