Home / 744,249,876.56-1,116,405,595.32-219,618,983.44

Finding the Fourth Proportional to 744,249,876.56, 1,116,405,595.32 and 219,618,983.44

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Solution

The fourth proportional to 744,249,876.56, 1,116,405,595.32 and 219,618,983.44 is: 329,437,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,249,876.56 : 1,116,405,595.32 = 219,618,983.44 : x
  2. Step 2: Convert to fraction form
    744,249,876.56/1,116,405,595.32 = 219,618,983.44/x
  3. Step 3: Cross multiply
    744,249,876.56x = 1,116,405,595.32 × 219,618,983.44
  4. Step 4: Simplify right side
    744,249,876.56x = 245,183,861,950,906,400
  5. Step 5: Solve for x
    x = 245,183,861,950,906,400/744,249,876.56
  6. Step 6: Final answer
    x = 329,437,558.10

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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.