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Finding the Fourth Proportional to 104,807,644.11, 144,628,646.73 and 57,764,575.02

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Solution

The fourth proportional to 104,807,644.11, 144,628,646.73 and 57,764,575.02 is: 79,711,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,807,644.11 : 144,628,646.73 = 57,764,575.02 : x
  2. Step 2: Convert to fraction form
    104,807,644.11/144,628,646.73 = 57,764,575.02/x
  3. Step 3: Cross multiply
    104,807,644.11x = 144,628,646.73 × 57,764,575.02
  4. Step 4: Simplify right side
    104,807,644.11x = 8,354,412,314,076,163
  5. Step 5: Solve for x
    x = 8,354,412,314,076,163/104,807,644.11
  6. Step 6: Final answer
    x = 79,711,860.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.