Home / 97,344,272.40-146,016,408.60-81,419,024.40

Finding the Fourth Proportional to 97,344,272.40, 146,016,408.60 and 81,419,024.40

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Solution

The fourth proportional to 97,344,272.40, 146,016,408.60 and 81,419,024.40 is: 122,128,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,344,272.40 : 146,016,408.60 = 81,419,024.40 : x
  2. Step 2: Convert to fraction form
    97,344,272.40/146,016,408.60 = 81,419,024.40/x
  3. Step 3: Cross multiply
    97,344,272.40x = 146,016,408.60 × 81,419,024.40
  4. Step 4: Simplify right side
    97,344,272.40x = 11,888,513,534,603,770
  5. Step 5: Solve for x
    x = 11,888,513,534,603,770/97,344,272.40
  6. Step 6: Final answer
    x = 122,128,536.60

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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.