Home / 413,473,308.92-619,625,377.38-229,321,916.54

Finding the Fourth Proportional to 413,473,308.92, 619,625,377.38 and 229,321,916.54

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Solution

The fourth proportional to 413,473,308.92, 619,625,377.38 and 229,321,916.54 is: 343,658,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,473,308.92 : 619,625,377.38 = 229,321,916.54 : x
  2. Step 2: Convert to fraction form
    413,473,308.92/619,625,377.38 = 229,321,916.54/x
  3. Step 3: Cross multiply
    413,473,308.92x = 619,625,377.38 × 229,321,916.54
  4. Step 4: Simplify right side
    413,473,308.92x = 142,093,679,077,602,352
  5. Step 5: Solve for x
    x = 142,093,679,077,602,352/413,473,308.92
  6. Step 6: Final answer
    x = 343,658,649.81

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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.