Home / 97,346,800-146,163,743.04-54,300,108.16

Finding the Fourth Proportional to 97,346,800, 146,163,743.04 and 54,300,108.16

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Solution

The fourth proportional to 97,346,800, 146,163,743.04 and 54,300,108.16 is: 81,530,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,346,800 : 146,163,743.04 = 54,300,108.16 : x
  2. Step 2: Convert to fraction form
    97,346,800/146,163,743.04 = 54,300,108.16/x
  3. Step 3: Cross multiply
    97,346,800x = 146,163,743.04 × 54,300,108.16
  4. Step 4: Simplify right side
    97,346,800x = 7,936,707,056,142,446
  5. Step 5: Solve for x
    x = 7,936,707,056,142,446/97,346,800
  6. Step 6: Final answer
    x = 81,530,230.64

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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.