Home / 97,905,780.80-146,972,103.60-52,556,148.80

Finding the Fourth Proportional to 97,905,780.80, 146,972,103.60 and 52,556,148.80

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Solution

The fourth proportional to 97,905,780.80, 146,972,103.60 and 52,556,148.80 is: 78,895,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,905,780.80 : 146,972,103.60 = 52,556,148.80 : x
  2. Step 2: Convert to fraction form
    97,905,780.80/146,972,103.60 = 52,556,148.80/x
  3. Step 3: Cross multiply
    97,905,780.80x = 146,972,103.60 × 52,556,148.80
  4. Step 4: Simplify right side
    97,905,780.80x = 7,724,287,746,250,615
  5. Step 5: Solve for x
    x = 7,724,287,746,250,615/97,905,780.80
  6. Step 6: Final answer
    x = 78,895,114.09

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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.