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Finding the Fourth Proportional to 202,869,592.52, 304,317,012.04 and 73,478,323.65

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Solution

The fourth proportional to 202,869,592.52, 304,317,012.04 and 73,478,323.65 is: 110,222,057.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,869,592.52 : 304,317,012.04 = 73,478,323.65 : x
  2. Step 2: Convert to fraction form
    202,869,592.52/304,317,012.04 = 73,478,323.65/x
  3. Step 3: Cross multiply
    202,869,592.52x = 304,317,012.04 × 73,478,323.65
  4. Step 4: Simplify right side
    202,869,592.52x = 22,360,703,902,876,072
  5. Step 5: Solve for x
    x = 22,360,703,902,876,072/202,869,592.52
  6. Step 6: Final answer
    x = 110,222,057.55

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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.