Home / 323,517,350.10-485,276,025.15-214,678,233.30

Finding the Fourth Proportional to 323,517,350.10, 485,276,025.15 and 214,678,233.30

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Solution

The fourth proportional to 323,517,350.10, 485,276,025.15 and 214,678,233.30 is: 322,017,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,517,350.10 : 485,276,025.15 = 214,678,233.30 : x
  2. Step 2: Convert to fraction form
    323,517,350.10/485,276,025.15 = 214,678,233.30/x
  3. Step 3: Cross multiply
    323,517,350.10x = 485,276,025.15 × 214,678,233.30
  4. Step 4: Simplify right side
    323,517,350.10x = 104,178,199,742,048,368
  5. Step 5: Solve for x
    x = 104,178,199,742,048,368/323,517,350.10
  6. Step 6: Final answer
    x = 322,017,349.95

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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.