Home / 684,854,288.82-1,027,269,410.40-474,571,057.14

Finding the Fourth Proportional to 684,854,288.82, 1,027,269,410.40 and 474,571,057.14

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Solution

The fourth proportional to 684,854,288.82, 1,027,269,410.40 and 474,571,057.14 is: 711,848,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,854,288.82 : 1,027,269,410.40 = 474,571,057.14 : x
  2. Step 2: Convert to fraction form
    684,854,288.82/1,027,269,410.40 = 474,571,057.14/x
  3. Step 3: Cross multiply
    684,854,288.82x = 1,027,269,410.40 × 474,571,057.14
  4. Step 4: Simplify right side
    684,854,288.82x = 487,512,330,061,112,512
  5. Step 5: Solve for x
    x = 487,512,330,061,112,512/684,854,288.82
  6. Step 6: Final answer
    x = 711,848,254.47

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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.