Home / 291,002,772.83-436,510,361.43-104,268,913.44

Finding the Fourth Proportional to 291,002,772.83, 436,510,361.43 and 104,268,913.44

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Solution

The fourth proportional to 291,002,772.83, 436,510,361.43 and 104,268,913.44 is: 156,405,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,002,772.83 : 436,510,361.43 = 104,268,913.44 : x
  2. Step 2: Convert to fraction form
    291,002,772.83/436,510,361.43 = 104,268,913.44/x
  3. Step 3: Cross multiply
    291,002,772.83x = 436,510,361.43 × 104,268,913.44
  4. Step 4: Simplify right side
    291,002,772.83x = 45,514,461,090,264,912
  5. Step 5: Solve for x
    x = 45,514,461,090,264,912/291,002,772.83
  6. Step 6: Final answer
    x = 156,405,592.46

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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.