Home / 146,431,115.40-202,074,384.70-80,352,719.23

Finding the Fourth Proportional to 146,431,115.40, 202,074,384.70 and 80,352,719.23

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Solution

The fourth proportional to 146,431,115.40, 202,074,384.70 and 80,352,719.23 is: 110,886,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,115.40 : 202,074,384.70 = 80,352,719.23 : x
  2. Step 2: Convert to fraction form
    146,431,115.40/202,074,384.70 = 80,352,719.23/x
  3. Step 3: Cross multiply
    146,431,115.40x = 202,074,384.70 × 80,352,719.23
  4. Step 4: Simplify right side
    146,431,115.40x = 16,237,226,297,374,108
  5. Step 5: Solve for x
    x = 16,237,226,297,374,108/146,431,115.40
  6. Step 6: Final answer
    x = 110,886,448.23

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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.