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Finding the Fourth Proportional to 679,562,272.53, 937,264,659.44 and 441,484,165.29

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Solution

The fourth proportional to 679,562,272.53, 937,264,659.44 and 441,484,165.29 is: 608,902,999.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,562,272.53 : 937,264,659.44 = 441,484,165.29 : x
  2. Step 2: Convert to fraction form
    679,562,272.53/937,264,659.44 = 441,484,165.29/x
  3. Step 3: Cross multiply
    679,562,272.53x = 937,264,659.44 × 441,484,165.29
  4. Step 4: Simplify right side
    679,562,272.53x = 413,787,505,826,477,120
  5. Step 5: Solve for x
    x = 413,787,505,826,477,120/679,562,272.53
  6. Step 6: Final answer
    x = 608,902,999.11

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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.