Home / 178,582,290-267,737,187.63-81,470,083.17

Finding the Fourth Proportional to 178,582,290, 267,737,187.63 and 81,470,083.17

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Solution

The fourth proportional to 178,582,290, 267,737,187.63 and 81,470,083.17 is: 122,142,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,582,290 : 267,737,187.63 = 81,470,083.17 : x
  2. Step 2: Convert to fraction form
    178,582,290/267,737,187.63 = 81,470,083.17/x
  3. Step 3: Cross multiply
    178,582,290x = 267,737,187.63 × 81,470,083.17
  4. Step 4: Simplify right side
    178,582,290x = 21,812,570,943,917,996
  5. Step 5: Solve for x
    x = 21,812,570,943,917,996/178,582,290
  6. Step 6: Final answer
    x = 122,142,968.06

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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.