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Finding the Fourth Proportional to 393,441,357, 590,190,379.02 and 151,104,261

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Solution

The fourth proportional to 393,441,357, 590,190,379.02 and 151,104,261 is: 226,667,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,441,357 : 590,190,379.02 = 151,104,261 : x
  2. Step 2: Convert to fraction form
    393,441,357/590,190,379.02 = 151,104,261/x
  3. Step 3: Cross multiply
    393,441,357x = 590,190,379.02 × 151,104,261
  4. Step 4: Simplify right side
    393,441,357x = 89,180,281,071,127,008
  5. Step 5: Solve for x
    x = 89,180,281,071,127,008/393,441,357
  6. Step 6: Final answer
    x = 226,667,277.05

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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.