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Finding the Fourth Proportional to 275,819,220.40, 413,728,830.60 and 94,072,327.60

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Solution

The fourth proportional to 275,819,220.40, 413,728,830.60 and 94,072,327.60 is: 141,108,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,819,220.40 : 413,728,830.60 = 94,072,327.60 : x
  2. Step 2: Convert to fraction form
    275,819,220.40/413,728,830.60 = 94,072,327.60/x
  3. Step 3: Cross multiply
    275,819,220.40x = 413,728,830.60 × 94,072,327.60
  4. Step 4: Simplify right side
    275,819,220.40x = 38,920,434,089,768,104
  5. Step 5: Solve for x
    x = 38,920,434,089,768,104/275,819,220.40
  6. Step 6: Final answer
    x = 141,108,491.40

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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.