Home / 511,880,703,737.25-706,127,557,789.08-316,501,530,704.39

Finding the Fourth Proportional to 511,880,703,737.25, 706,127,557,789.08 and 316,501,530,704.39

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Solution

The fourth proportional to 511,880,703,737.25, 706,127,557,789.08 and 316,501,530,704.39 is: 436,606,520,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,880,703,737.25 : 706,127,557,789.08 = 316,501,530,704.39 : x
  2. Step 2: Convert to fraction form
    511,880,703,737.25/706,127,557,789.08 = 316,501,530,704.39/x
  3. Step 3: Cross multiply
    511,880,703,737.25x = 706,127,557,789.08 × 316,501,530,704.39
  4. Step 4: Simplify right side
    511,880,703,737.25x = 223,490,452,912,796,426,305,536
  5. Step 5: Solve for x
    x = 223,490,452,912,796,426,305,536/511,880,703,737.25
  6. Step 6: Final answer
    x = 436,606,520,388.62

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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.