Home / 65,173,067.80-97,507,659.30-42,498,251.80

Finding the Fourth Proportional to 65,173,067.80, 97,507,659.30 and 42,498,251.80

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Solution

The fourth proportional to 65,173,067.80, 97,507,659.30 and 42,498,251.80 is: 63,583,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,173,067.80 : 97,507,659.30 = 42,498,251.80 : x
  2. Step 2: Convert to fraction form
    65,173,067.80/97,507,659.30 = 42,498,251.80/x
  3. Step 3: Cross multiply
    65,173,067.80x = 97,507,659.30 × 42,498,251.80
  4. Step 4: Simplify right side
    65,173,067.80x = 4,143,905,057,360,011.50
  5. Step 5: Solve for x
    x = 4,143,905,057,360,011.50/65,173,067.80
  6. Step 6: Final answer
    x = 63,583,090.34

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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.