Home / 229,826,579.80-344,739,869.70-208,663,418.20

Finding the Fourth Proportional to 229,826,579.80, 344,739,869.70 and 208,663,418.20

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Solution

The fourth proportional to 229,826,579.80, 344,739,869.70 and 208,663,418.20 is: 312,995,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,826,579.80 : 344,739,869.70 = 208,663,418.20 : x
  2. Step 2: Convert to fraction form
    229,826,579.80/344,739,869.70 = 208,663,418.20/x
  3. Step 3: Cross multiply
    229,826,579.80x = 344,739,869.70 × 208,663,418.20
  4. Step 4: Simplify right side
    229,826,579.80x = 71,934,599,601,424,600
  5. Step 5: Solve for x
    x = 71,934,599,601,424,600/229,826,579.80
  6. Step 6: Final answer
    x = 312,995,127.30

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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.