Home / 130,408,067.80-195,612,101.70-97,883,878.60

Finding the Fourth Proportional to 130,408,067.80, 195,612,101.70 and 97,883,878.60

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Solution

The fourth proportional to 130,408,067.80, 195,612,101.70 and 97,883,878.60 is: 146,825,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,408,067.80 : 195,612,101.70 = 97,883,878.60 : x
  2. Step 2: Convert to fraction form
    130,408,067.80/195,612,101.70 = 97,883,878.60/x
  3. Step 3: Cross multiply
    130,408,067.80x = 195,612,101.70 × 97,883,878.60
  4. Step 4: Simplify right side
    130,408,067.80x = 19,147,271,215,493,652
  5. Step 5: Solve for x
    x = 19,147,271,215,493,652/130,408,067.80
  6. Step 6: Final answer
    x = 146,825,817.90

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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.