Home / 247,345,927.20-370,924,412.40-74,765,383.20

Finding the Fourth Proportional to 247,345,927.20, 370,924,412.40 and 74,765,383.20

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Solution

The fourth proportional to 247,345,927.20, 370,924,412.40 and 74,765,383.20 is: 112,119,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,345,927.20 : 370,924,412.40 = 74,765,383.20 : x
  2. Step 2: Convert to fraction form
    247,345,927.20/370,924,412.40 = 74,765,383.20/x
  3. Step 3: Cross multiply
    247,345,927.20x = 370,924,412.40 × 74,765,383.20
  4. Step 4: Simplify right side
    247,345,927.20x = 27,732,305,831,320,832
  5. Step 5: Solve for x
    x = 27,732,305,831,320,832/247,345,927.20
  6. Step 6: Final answer
    x = 112,119,516.76

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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.