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Finding the Fourth Proportional to 335,745,101.60, 503,617,652.40 and 199,360,282.40

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Solution

The fourth proportional to 335,745,101.60, 503,617,652.40 and 199,360,282.40 is: 299,040,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,745,101.60 : 503,617,652.40 = 199,360,282.40 : x
  2. Step 2: Convert to fraction form
    335,745,101.60/503,617,652.40 = 199,360,282.40/x
  3. Step 3: Cross multiply
    335,745,101.60x = 503,617,652.40 × 199,360,282.40
  4. Step 4: Simplify right side
    335,745,101.60x = 100,401,357,404,089,040
  5. Step 5: Solve for x
    x = 100,401,357,404,089,040/335,745,101.60
  6. Step 6: Final answer
    x = 299,040,423.60

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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.