Home / 124,019,268.80-186,028,903.20-97,115,921.60

Finding the Fourth Proportional to 124,019,268.80, 186,028,903.20 and 97,115,921.60

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Solution

The fourth proportional to 124,019,268.80, 186,028,903.20 and 97,115,921.60 is: 145,673,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,019,268.80 : 186,028,903.20 = 97,115,921.60 : x
  2. Step 2: Convert to fraction form
    124,019,268.80/186,028,903.20 = 97,115,921.60/x
  3. Step 3: Cross multiply
    124,019,268.80x = 186,028,903.20 × 97,115,921.60
  4. Step 4: Simplify right side
    124,019,268.80x = 18,066,368,378,505,188
  5. Step 5: Solve for x
    x = 18,066,368,378,505,188/124,019,268.80
  6. Step 6: Final answer
    x = 145,673,882.40

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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.