Home / 146,431,126.40-202,074,399.88-80,352,730.24

Finding the Fourth Proportional to 146,431,126.40, 202,074,399.88 and 80,352,730.24

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Solution

The fourth proportional to 146,431,126.40, 202,074,399.88 and 80,352,730.24 is: 110,886,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,126.40 : 202,074,399.88 = 80,352,730.24 : x
  2. Step 2: Convert to fraction form
    146,431,126.40/202,074,399.88 = 80,352,730.24/x
  3. Step 3: Cross multiply
    146,431,126.40x = 202,074,399.88 × 80,352,730.24
  4. Step 4: Simplify right side
    146,431,126.40x = 16,237,229,741,967,526
  5. Step 5: Solve for x
    x = 16,237,229,741,967,526/146,431,126.40
  6. Step 6: Final answer
    x = 110,886,463.43

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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.