Home / 371,601,976.72-512,843,403.21-204,367,710.96

Finding the Fourth Proportional to 371,601,976.72, 512,843,403.21 and 204,367,710.96

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Solution

The fourth proportional to 371,601,976.72, 512,843,403.21 and 204,367,710.96 is: 282,045,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,601,976.72 : 512,843,403.21 = 204,367,710.96 : x
  2. Step 2: Convert to fraction form
    371,601,976.72/512,843,403.21 = 204,367,710.96/x
  3. Step 3: Cross multiply
    371,601,976.72x = 512,843,403.21 × 204,367,710.96
  4. Step 4: Simplify right side
    371,601,976.72x = 104,808,632,392,660,064
  5. Step 5: Solve for x
    x = 104,808,632,392,660,064/371,601,976.72
  6. Step 6: Final answer
    x = 282,045,411.38

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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.