Home / 146,431,110.64-202,074,378.16-80,352,714.47

Finding the Fourth Proportional to 146,431,110.64, 202,074,378.16 and 80,352,714.47

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Solution

The fourth proportional to 146,431,110.64, 202,074,378.16 and 80,352,714.47 is: 110,886,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,110.64 : 202,074,378.16 = 80,352,714.47 : x
  2. Step 2: Convert to fraction form
    146,431,110.64/202,074,378.16 = 80,352,714.47/x
  3. Step 3: Cross multiply
    146,431,110.64x = 202,074,378.16 × 80,352,714.47
  4. Step 4: Simplify right side
    146,431,110.64x = 16,237,224,810,069,760
  5. Step 5: Solve for x
    x = 16,237,224,810,069,760/146,431,110.64
  6. Step 6: Final answer
    x = 110,886,441.68

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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.