Home / 178,582,796.04-267,737,943.15-81,470,589.24

Finding the Fourth Proportional to 178,582,796.04, 267,737,943.15 and 81,470,589.24

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Solution

The fourth proportional to 178,582,796.04, 267,737,943.15 and 81,470,589.24 is: 122,143,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,582,796.04 : 267,737,943.15 = 81,470,589.24 : x
  2. Step 2: Convert to fraction form
    178,582,796.04/267,737,943.15 = 81,470,589.24/x
  3. Step 3: Cross multiply
    178,582,796.04x = 267,737,943.15 × 81,470,589.24
  4. Step 4: Simplify right side
    178,582,796.04x = 21,812,767,990,336,120
  5. Step 5: Solve for x
    x = 21,812,767,990,336,120/178,582,796.04
  6. Step 6: Final answer
    x = 122,143,725.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.