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Finding the Fourth Proportional to 317,094,749.02, 437,589,858.80 and 175,987,274.63

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Solution

The fourth proportional to 317,094,749.02, 437,589,858.80 and 175,987,274.63 is: 242,861,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,094,749.02 : 437,589,858.80 = 175,987,274.63 : x
  2. Step 2: Convert to fraction form
    317,094,749.02/437,589,858.80 = 175,987,274.63/x
  3. Step 3: Cross multiply
    317,094,749.02x = 437,589,858.80 × 175,987,274.63
  4. Step 4: Simplify right side
    317,094,749.02x = 77,010,246,656,152,560
  5. Step 5: Solve for x
    x = 77,010,246,656,152,560/317,094,749.02
  6. Step 6: Final answer
    x = 242,861,942.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.