Home / 65,200,607.70-97,800,911.55-47,981,919.30

Finding the Fourth Proportional to 65,200,607.70, 97,800,911.55 and 47,981,919.30

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Solution

The fourth proportional to 65,200,607.70, 97,800,911.55 and 47,981,919.30 is: 71,972,878.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200,607.70 : 97,800,911.55 = 47,981,919.30 : x
  2. Step 2: Convert to fraction form
    65,200,607.70/97,800,911.55 = 47,981,919.30/x
  3. Step 3: Cross multiply
    65,200,607.70x = 97,800,911.55 × 47,981,919.30
  4. Step 4: Simplify right side
    65,200,607.70x = 4,692,675,445,458,537
  5. Step 5: Solve for x
    x = 4,692,675,445,458,537/65,200,607.70
  6. Step 6: Final answer
    x = 71,972,878.95

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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.