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Finding the Fourth Proportional to 404,262,608.60, 606,393,971.10 and 97,554,722.60

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Solution

The fourth proportional to 404,262,608.60, 606,393,971.10 and 97,554,722.60 is: 146,332,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,262,608.60 : 606,393,971.10 = 97,554,722.60 : x
  2. Step 2: Convert to fraction form
    404,262,608.60/606,393,971.10 = 97,554,722.60/x
  3. Step 3: Cross multiply
    404,262,608.60x = 606,393,971.10 × 97,554,722.60
  4. Step 4: Simplify right side
    404,262,608.60x = 59,156,595,636,972,912
  5. Step 5: Solve for x
    x = 59,156,595,636,972,912/404,262,608.60
  6. Step 6: Final answer
    x = 146,332,097.94

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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.