Home / 97,804,979.90-146,707,469.85-52,455,347.90

Finding the Fourth Proportional to 97,804,979.90, 146,707,469.85 and 52,455,347.90

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Solution

The fourth proportional to 97,804,979.90, 146,707,469.85 and 52,455,347.90 is: 78,683,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,804,979.90 : 146,707,469.85 = 52,455,347.90 : x
  2. Step 2: Convert to fraction form
    97,804,979.90/146,707,469.85 = 52,455,347.90/x
  3. Step 3: Cross multiply
    97,804,979.90x = 146,707,469.85 × 52,455,347.90
  4. Step 4: Simplify right side
    97,804,979.90x = 7,695,591,370,510,510
  5. Step 5: Solve for x
    x = 7,695,591,370,510,510/97,804,979.90
  6. Step 6: Final answer
    x = 78,683,021.85

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Similar ratio
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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.