Home / 149,259,138.40-223,888,707.60-136,345,122.10

Finding the Fourth Proportional to 149,259,138.40, 223,888,707.60 and 136,345,122.10

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Solution

The fourth proportional to 149,259,138.40, 223,888,707.60 and 136,345,122.10 is: 204,517,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,259,138.40 : 223,888,707.60 = 136,345,122.10 : x
  2. Step 2: Convert to fraction form
    149,259,138.40/223,888,707.60 = 136,345,122.10/x
  3. Step 3: Cross multiply
    149,259,138.40x = 223,888,707.60 × 136,345,122.10
  4. Step 4: Simplify right side
    149,259,138.40x = 30,526,133,174,533,196
  5. Step 5: Solve for x
    x = 30,526,133,174,533,196/149,259,138.40
  6. Step 6: Final answer
    x = 204,517,683.15

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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.