Home / 327,155,938.38-451,467,928.53-180,478,183.50

Finding the Fourth Proportional to 327,155,938.38, 451,467,928.53 and 180,478,183.50

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Solution

The fourth proportional to 327,155,938.38, 451,467,928.53 and 180,478,183.50 is: 249,055,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,155,938.38 : 451,467,928.53 = 180,478,183.50 : x
  2. Step 2: Convert to fraction form
    327,155,938.38/451,467,928.53 = 180,478,183.50/x
  3. Step 3: Cross multiply
    327,155,938.38x = 451,467,928.53 × 180,478,183.50
  4. Step 4: Simplify right side
    327,155,938.38x = 81,480,111,649,602,224
  5. Step 5: Solve for x
    x = 81,480,111,649,602,224/327,155,938.38
  6. Step 6: Final answer
    x = 249,055,884.64

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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.