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Finding the Fourth Proportional to 53,007,924.80, 79,511,887.20 and 53,007,924.80

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Solution

The fourth proportional to 53,007,924.80, 79,511,887.20 and 53,007,924.80 is: 79,511,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007,924.80 : 79,511,887.20 = 53,007,924.80 : x
  2. Step 2: Convert to fraction form
    53,007,924.80/79,511,887.20 = 53,007,924.80/x
  3. Step 3: Cross multiply
    53,007,924.80x = 79,511,887.20 × 53,007,924.80
  4. Step 4: Simplify right side
    53,007,924.80x = 4,214,760,137,403,682.50
  5. Step 5: Solve for x
    x = 4,214,760,137,403,682.50/53,007,924.80
  6. Step 6: Final answer
    x = 79,511,887.20

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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.