Home / 217,733,999.90-326,600,999.85-96,801,647.90

Finding the Fourth Proportional to 217,733,999.90, 326,600,999.85 and 96,801,647.90

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Solution

The fourth proportional to 217,733,999.90, 326,600,999.85 and 96,801,647.90 is: 145,202,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,733,999.90 : 326,600,999.85 = 96,801,647.90 : x
  2. Step 2: Convert to fraction form
    217,733,999.90/326,600,999.85 = 96,801,647.90/x
  3. Step 3: Cross multiply
    217,733,999.90x = 326,600,999.85 × 96,801,647.90
  4. Step 4: Simplify right side
    217,733,999.90x = 31,615,514,991,267,656
  5. Step 5: Solve for x
    x = 31,615,514,991,267,656/217,733,999.90
  6. Step 6: Final answer
    x = 145,202,471.85

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1.5x scale

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.