Home / 65,207,103.20-97,810,654.80-34,974,015.20

Finding the Fourth Proportional to 65,207,103.20, 97,810,654.80 and 34,974,015.20

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Solution

The fourth proportional to 65,207,103.20, 97,810,654.80 and 34,974,015.20 is: 52,461,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,207,103.20 : 97,810,654.80 = 34,974,015.20 : x
  2. Step 2: Convert to fraction form
    65,207,103.20/97,810,654.80 = 34,974,015.20/x
  3. Step 3: Cross multiply
    65,207,103.20x = 97,810,654.80 × 34,974,015.20
  4. Step 4: Simplify right side
    65,207,103.20x = 3,420,831,327,697,153
  5. Step 5: Solve for x
    x = 3,420,831,327,697,153/65,207,103.20
  6. Step 6: Final answer
    x = 52,461,022.80

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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.