Home / 80,246,011.64-110,737,622.25-47,208,388.01

Finding the Fourth Proportional to 80,246,011.64, 110,737,622.25 and 47,208,388.01

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Solution

The fourth proportional to 80,246,011.64, 110,737,622.25 and 47,208,388.01 is: 65,146,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,246,011.64 : 110,737,622.25 = 47,208,388.01 : x
  2. Step 2: Convert to fraction form
    80,246,011.64/110,737,622.25 = 47,208,388.01/x
  3. Step 3: Cross multiply
    80,246,011.64x = 110,737,622.25 × 47,208,388.01
  4. Step 4: Simplify right side
    80,246,011.64x = 5,227,744,637,929,121
  5. Step 5: Solve for x
    x = 5,227,744,637,929,121/80,246,011.64
  6. Step 6: Final answer
    x = 65,146,473.09

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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.