Home / 743,691,662.46-1,115,673,695.46-306,753,992.10

Finding the Fourth Proportional to 743,691,662.46, 1,115,673,695.46 and 306,753,992.10

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Solution

The fourth proportional to 743,691,662.46, 1,115,673,695.46 and 306,753,992.10 is: 460,187,167.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,691,662.46 : 1,115,673,695.46 = 306,753,992.10 : x
  2. Step 2: Convert to fraction form
    743,691,662.46/1,115,673,695.46 = 306,753,992.10/x
  3. Step 3: Cross multiply
    743,691,662.46x = 1,115,673,695.46 × 306,753,992.10
  4. Step 4: Simplify right side
    743,691,662.46x = 342,237,359,963,314,688
  5. Step 5: Solve for x
    x = 342,237,359,963,314,688/743,691,662.46
  6. Step 6: Final answer
    x = 460,187,167.93

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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.