Home / 156,164,183.55-234,326,483.55-68,786,928.81

Finding the Fourth Proportional to 156,164,183.55, 234,326,483.55 and 68,786,928.81

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Solution

The fourth proportional to 156,164,183.55, 234,326,483.55 and 68,786,928.81 is: 103,215,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,164,183.55 : 234,326,483.55 = 68,786,928.81 : x
  2. Step 2: Convert to fraction form
    156,164,183.55/234,326,483.55 = 68,786,928.81/x
  3. Step 3: Cross multiply
    156,164,183.55x = 234,326,483.55 × 68,786,928.81
  4. Step 4: Simplify right side
    156,164,183.55x = 16,118,599,142,251,488
  5. Step 5: Solve for x
    x = 16,118,599,142,251,488/156,164,183.55
  6. Step 6: Final answer
    x = 103,215,723.19

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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.