Home / 957,285,472.31-1,321,054,006.98-517,252,324.31

Finding the Fourth Proportional to 957,285,472.31, 1,321,054,006.98 and 517,252,324.31

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Solution

The fourth proportional to 957,285,472.31, 1,321,054,006.98 and 517,252,324.31 is: 713,808,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,285,472.31 : 1,321,054,006.98 = 517,252,324.31 : x
  2. Step 2: Convert to fraction form
    957,285,472.31/1,321,054,006.98 = 517,252,324.31/x
  3. Step 3: Cross multiply
    957,285,472.31x = 1,321,054,006.98 × 517,252,324.31
  4. Step 4: Simplify right side
    957,285,472.31x = 683,318,255,654,207,872
  5. Step 5: Solve for x
    x = 683,318,255,654,207,872/957,285,472.31
  6. Step 6: Final answer
    x = 713,808,237.37

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1.5x scale

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.