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Finding the Fourth Proportional to 273,044,490.40, 409,566,735.60 and 181,211,485.60

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Solution

The fourth proportional to 273,044,490.40, 409,566,735.60 and 181,211,485.60 is: 271,817,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,044,490.40 : 409,566,735.60 = 181,211,485.60 : x
  2. Step 2: Convert to fraction form
    273,044,490.40/409,566,735.60 = 181,211,485.60/x
  3. Step 3: Cross multiply
    273,044,490.40x = 409,566,735.60 × 181,211,485.60
  4. Step 4: Simplify right side
    273,044,490.40x = 74,218,196,610,418,416
  5. Step 5: Solve for x
    x = 74,218,196,610,418,416/273,044,490.40
  6. Step 6: Final answer
    x = 271,817,228.40

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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.