Home / 91,394,520.64-137,114,471.52-45,357,996.16

Finding the Fourth Proportional to 91,394,520.64, 137,114,471.52 and 45,357,996.16

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Solution

The fourth proportional to 91,394,520.64, 137,114,471.52 and 45,357,996.16 is: 68,048,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,394,520.64 : 137,114,471.52 = 45,357,996.16 : x
  2. Step 2: Convert to fraction form
    91,394,520.64/137,114,471.52 = 45,357,996.16/x
  3. Step 3: Cross multiply
    91,394,520.64x = 137,114,471.52 × 45,357,996.16
  4. Step 4: Simplify right side
    91,394,520.64x = 6,219,237,672,684,589
  5. Step 5: Solve for x
    x = 6,219,237,672,684,589/91,394,520.64
  6. Step 6: Final answer
    x = 68,048,255.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.