Home / 949,136,418.36-1,423,907,916.48-294,072,939.72

Finding the Fourth Proportional to 949,136,418.36, 1,423,907,916.48 and 294,072,939.72

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Solution

The fourth proportional to 949,136,418.36, 1,423,907,916.48 and 294,072,939.72 is: 441,172,395.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,136,418.36 : 1,423,907,916.48 = 294,072,939.72 : x
  2. Step 2: Convert to fraction form
    949,136,418.36/1,423,907,916.48 = 294,072,939.72/x
  3. Step 3: Cross multiply
    949,136,418.36x = 1,423,907,916.48 × 294,072,939.72
  4. Step 4: Simplify right side
    949,136,418.36x = 418,732,786,889,853,888
  5. Step 5: Solve for x
    x = 418,732,786,889,853,888/949,136,418.36
  6. Step 6: Final answer
    x = 441,172,395.02

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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.