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Finding the Fourth Proportional to 53,152,180.80, 74,463,441.60 and 53,152,180.80

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Solution

The fourth proportional to 53,152,180.80, 74,463,441.60 and 53,152,180.80 is: 74,463,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152,180.80 : 74,463,441.60 = 53,152,180.80 : x
  2. Step 2: Convert to fraction form
    53,152,180.80/74,463,441.60 = 53,152,180.80/x
  3. Step 3: Cross multiply
    53,152,180.80x = 74,463,441.60 × 53,152,180.80
  4. Step 4: Simplify right side
    53,152,180.80x = 3,957,894,310,913,440.50
  5. Step 5: Solve for x
    x = 3,957,894,310,913,440.50/53,152,180.80
  6. Step 6: Final answer
    x = 74,463,441.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.