Home / 135,253,627.09-186,634,258.95-75,718,183.27

Finding the Fourth Proportional to 135,253,627.09, 186,634,258.95 and 75,718,183.27

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Solution

The fourth proportional to 135,253,627.09, 186,634,258.95 and 75,718,183.27 is: 104,482,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,253,627.09 : 186,634,258.95 = 75,718,183.27 : x
  2. Step 2: Convert to fraction form
    135,253,627.09/186,634,258.95 = 75,718,183.27/x
  3. Step 3: Cross multiply
    135,253,627.09x = 186,634,258.95 × 75,718,183.27
  4. Step 4: Simplify right side
    135,253,627.09x = 14,131,607,023,258,146
  5. Step 5: Solve for x
    x = 14,131,607,023,258,146/135,253,627.09
  6. Step 6: Final answer
    x = 104,482,277.68

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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.