Home / 145,012,367.55-217,516,416.92-35,837,532.60

Finding the Fourth Proportional to 145,012,367.55, 217,516,416.92 and 35,837,532.60

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Solution

The fourth proportional to 145,012,367.55, 217,516,416.92 and 35,837,532.60 is: 53,755,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,012,367.55 : 217,516,416.92 = 35,837,532.60 : x
  2. Step 2: Convert to fraction form
    145,012,367.55/217,516,416.92 = 35,837,532.60/x
  3. Step 3: Cross multiply
    145,012,367.55x = 217,516,416.92 × 35,837,532.60
  4. Step 4: Simplify right side
    145,012,367.55x = 7,795,251,682,405,691
  5. Step 5: Solve for x
    x = 7,795,251,682,405,691/145,012,367.55
  6. Step 6: Final answer
    x = 53,755,771.42

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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.