Home / 324,148,072-447,367,029.60-184,886,910.40

Finding the Fourth Proportional to 324,148,072, 447,367,029.60 and 184,886,910.40

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Solution

The fourth proportional to 324,148,072, 447,367,029.60 and 184,886,910.40 is: 255,168,285.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,148,072 : 447,367,029.60 = 184,886,910.40 : x
  2. Step 2: Convert to fraction form
    324,148,072/447,367,029.60 = 184,886,910.40/x
  3. Step 3: Cross multiply
    324,148,072x = 447,367,029.60 × 184,886,910.40
  4. Step 4: Simplify right side
    324,148,072x = 82,712,307,917,569,360
  5. Step 5: Solve for x
    x = 82,712,307,917,569,360/324,148,072
  6. Step 6: Final answer
    x = 255,168,285.92

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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.