Home / 80,343,048.55-110,874,621.84-45,068,672.96

Finding the Fourth Proportional to 80,343,048.55, 110,874,621.84 and 45,068,672.96

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Solution

The fourth proportional to 80,343,048.55, 110,874,621.84 and 45,068,672.96 is: 62,195,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,343,048.55 : 110,874,621.84 = 45,068,672.96 : x
  2. Step 2: Convert to fraction form
    80,343,048.55/110,874,621.84 = 45,068,672.96/x
  3. Step 3: Cross multiply
    80,343,048.55x = 110,874,621.84 × 45,068,672.96
  4. Step 4: Simplify right side
    80,343,048.55x = 4,996,972,071,270,634
  5. Step 5: Solve for x
    x = 4,996,972,071,270,634/80,343,048.55
  6. Step 6: Final answer
    x = 62,195,450.15

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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.