Home / 217,743,600.60-326,615,400.90-148,767,370.20

Finding the Fourth Proportional to 217,743,600.60, 326,615,400.90 and 148,767,370.20

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Solution

The fourth proportional to 217,743,600.60, 326,615,400.90 and 148,767,370.20 is: 223,151,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,743,600.60 : 326,615,400.90 = 148,767,370.20 : x
  2. Step 2: Convert to fraction form
    217,743,600.60/326,615,400.90 = 148,767,370.20/x
  3. Step 3: Cross multiply
    217,743,600.60x = 326,615,400.90 × 148,767,370.20
  4. Step 4: Simplify right side
    217,743,600.60x = 48,589,714,258,711,704
  5. Step 5: Solve for x
    x = 48,589,714,258,711,704/217,743,600.60
  6. Step 6: Final answer
    x = 223,151,055.30

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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.