Home / 412,466,954.67-569,219,364.86-236,288,999.79

Finding the Fourth Proportional to 412,466,954.67, 569,219,364.86 and 236,288,999.79

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Solution

The fourth proportional to 412,466,954.67, 569,219,364.86 and 236,288,999.79 is: 326,087,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,466,954.67 : 569,219,364.86 = 236,288,999.79 : x
  2. Step 2: Convert to fraction form
    412,466,954.67/569,219,364.86 = 236,288,999.79/x
  3. Step 3: Cross multiply
    412,466,954.67x = 569,219,364.86 × 236,288,999.79
  4. Step 4: Simplify right side
    412,466,954.67x = 134,500,274,383,868,480
  5. Step 5: Solve for x
    x = 134,500,274,383,868,480/412,466,954.67
  6. Step 6: Final answer
    x = 326,087,394.06

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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.