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Finding the Fourth Proportional to 193,548,010.40, 290,322,020.40 and 193,548,010.40

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Solution

The fourth proportional to 193,548,010.40, 290,322,020.40 and 193,548,010.40 is: 290,322,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,548,010.40 : 290,322,020.40 = 193,548,010.40 : x
  2. Step 2: Convert to fraction form
    193,548,010.40/290,322,020.40 = 193,548,010.40/x
  3. Step 3: Cross multiply
    193,548,010.40x = 290,322,020.40 × 193,548,010.40
  4. Step 4: Simplify right side
    193,548,010.40x = 56,191,249,423,728,208
  5. Step 5: Solve for x
    x = 56,191,249,423,728,208/193,548,010.40
  6. Step 6: Final answer
    x = 290,322,020.40

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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.