Home / 146,431,111.14-202,074,378.85-80,352,714.97

Finding the Fourth Proportional to 146,431,111.14, 202,074,378.85 and 80,352,714.97

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Solution

The fourth proportional to 146,431,111.14, 202,074,378.85 and 80,352,714.97 is: 110,886,442.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,111.14 : 202,074,378.85 = 80,352,714.97 : x
  2. Step 2: Convert to fraction form
    146,431,111.14/202,074,378.85 = 80,352,714.97/x
  3. Step 3: Cross multiply
    146,431,111.14x = 202,074,378.85 × 80,352,714.97
  4. Step 4: Simplify right side
    146,431,111.14x = 16,237,224,966,473,846
  5. Step 5: Solve for x
    x = 16,237,224,966,473,846/146,431,111.14
  6. Step 6: Final answer
    x = 110,886,442.37

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1.5x scale

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.