Home / 109,407,029.60-164,110,544.40-83,897,861.60

Finding the Fourth Proportional to 109,407,029.60, 164,110,544.40 and 83,897,861.60

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Solution

The fourth proportional to 109,407,029.60, 164,110,544.40 and 83,897,861.60 is: 125,846,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,407,029.60 : 164,110,544.40 = 83,897,861.60 : x
  2. Step 2: Convert to fraction form
    109,407,029.60/164,110,544.40 = 83,897,861.60/x
  3. Step 3: Cross multiply
    109,407,029.60x = 164,110,544.40 × 83,897,861.60
  4. Step 4: Simplify right side
    109,407,029.60x = 13,768,523,741,171,854
  5. Step 5: Solve for x
    x = 13,768,523,741,171,854/109,407,029.60
  6. Step 6: Final answer
    x = 125,846,792.40

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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.