Home / 53,902,136.30-80,853,204.45-19,816,429.10

Finding the Fourth Proportional to 53,902,136.30, 80,853,204.45 and 19,816,429.10

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Solution

The fourth proportional to 53,902,136.30, 80,853,204.45 and 19,816,429.10 is: 29,724,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,902,136.30 : 80,853,204.45 = 19,816,429.10 : x
  2. Step 2: Convert to fraction form
    53,902,136.30/80,853,204.45 = 19,816,429.10/x
  3. Step 3: Cross multiply
    53,902,136.30x = 80,853,204.45 × 19,816,429.10
  4. Step 4: Simplify right side
    53,902,136.30x = 1,602,221,793,491,229.75
  5. Step 5: Solve for x
    x = 1,602,221,793,491,229.75/53,902,136.30
  6. Step 6: Final answer
    x = 29,724,643.65

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Double scale
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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.