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Finding the Fourth Proportional to 299,449,123.70, 449,173,685.55 and 183,051,734.90

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Solution

The fourth proportional to 299,449,123.70, 449,173,685.55 and 183,051,734.90 is: 274,577,602.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,449,123.70 : 449,173,685.55 = 183,051,734.90 : x
  2. Step 2: Convert to fraction form
    299,449,123.70/449,173,685.55 = 183,051,734.90/x
  3. Step 3: Cross multiply
    299,449,123.70x = 449,173,685.55 × 183,051,734.90
  4. Step 4: Simplify right side
    299,449,123.70x = 82,222,022,411,354,560
  5. Step 5: Solve for x
    x = 82,222,022,411,354,560/299,449,123.70
  6. Step 6: Final answer
    x = 274,577,602.35

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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.