Home / 431,509,974.10-595,447,757.49-243,327,722.02

Finding the Fourth Proportional to 431,509,974.10, 595,447,757.49 and 243,327,722.02

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Solution

The fourth proportional to 431,509,974.10, 595,447,757.49 and 243,327,722.02 is: 335,771,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,509,974.10 : 595,447,757.49 = 243,327,722.02 : x
  2. Step 2: Convert to fraction form
    431,509,974.10/595,447,757.49 = 243,327,722.02/x
  3. Step 3: Cross multiply
    431,509,974.10x = 595,447,757.49 × 243,327,722.02
  4. Step 4: Simplify right side
    431,509,974.10x = 144,888,946,411,959,104
  5. Step 5: Solve for x
    x = 144,888,946,411,959,104/431,509,974.10
  6. Step 6: Final answer
    x = 335,771,952.23

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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.