Home / 1,181,952,023.40-1,772,928,035.10-320,309,015.40

Finding the Fourth Proportional to 1,181,952,023.40, 1,772,928,035.10 and 320,309,015.40

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Solution

The fourth proportional to 1,181,952,023.40, 1,772,928,035.10 and 320,309,015.40 is: 480,463,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,952,023.40 : 1,772,928,035.10 = 320,309,015.40 : x
  2. Step 2: Convert to fraction form
    1,181,952,023.40/1,772,928,035.10 = 320,309,015.40/x
  3. Step 3: Cross multiply
    1,181,952,023.40x = 1,772,928,035.10 × 320,309,015.40
  4. Step 4: Simplify right side
    1,181,952,023.40x = 567,884,833,297,937,536
  5. Step 5: Solve for x
    x = 567,884,833,297,937,536/1,181,952,023.40
  6. Step 6: Final answer
    x = 480,463,523.10

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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.