Home / 353,887,260.11-488,573,908.09-314,620,579.30

Finding the Fourth Proportional to 353,887,260.11, 488,573,908.09 and 314,620,579.30

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Solution

The fourth proportional to 353,887,260.11, 488,573,908.09 and 314,620,579.30 is: 434,362,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,887,260.11 : 488,573,908.09 = 314,620,579.30 : x
  2. Step 2: Convert to fraction form
    353,887,260.11/488,573,908.09 = 314,620,579.30/x
  3. Step 3: Cross multiply
    353,887,260.11x = 488,573,908.09 × 314,620,579.30
  4. Step 4: Simplify right side
    353,887,260.11x = 153,715,405,992,757,664
  5. Step 5: Solve for x
    x = 153,715,405,992,757,664/353,887,260.11
  6. Step 6: Final answer
    x = 434,362,644.04

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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.