Home / 75,507,539.21-104,208,399.34-46,156,052.78

Finding the Fourth Proportional to 75,507,539.21, 104,208,399.34 and 46,156,052.78

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Solution

The fourth proportional to 75,507,539.21, 104,208,399.34 and 46,156,052.78 is: 63,700,240.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,507,539.21 : 104,208,399.34 = 46,156,052.78 : x
  2. Step 2: Convert to fraction form
    75,507,539.21/104,208,399.34 = 46,156,052.78/x
  3. Step 3: Cross multiply
    75,507,539.21x = 104,208,399.34 × 46,156,052.78
  4. Step 4: Simplify right side
    75,507,539.21x = 4,809,848,380,056,357
  5. Step 5: Solve for x
    x = 4,809,848,380,056,357/75,507,539.21
  6. Step 6: Final answer
    x = 63,700,240.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.