Home / 80,246,008.11-110,737,617.44-47,208,384.48

Finding the Fourth Proportional to 80,246,008.11, 110,737,617.44 and 47,208,384.48

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Solution

The fourth proportional to 80,246,008.11, 110,737,617.44 and 47,208,384.48 is: 65,146,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,246,008.11 : 110,737,617.44 = 47,208,384.48 : x
  2. Step 2: Convert to fraction form
    80,246,008.11/110,737,617.44 = 47,208,384.48/x
  3. Step 3: Cross multiply
    80,246,008.11x = 110,737,617.44 × 47,208,384.48
  4. Step 4: Simplify right side
    80,246,008.11x = 5,227,744,020,506,673
  5. Step 5: Solve for x
    x = 5,227,744,020,506,673/80,246,008.11
  6. Step 6: Final answer
    x = 65,146,468.26

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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.