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Finding the Fourth Proportional to 297,312,683.60, 445,969,025.40 and 297,312,683.60

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Solution

The fourth proportional to 297,312,683.60, 445,969,025.40 and 297,312,683.60 is: 445,969,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,312,683.60 : 445,969,025.40 = 297,312,683.60 : x
  2. Step 2: Convert to fraction form
    297,312,683.60/445,969,025.40 = 297,312,683.60/x
  3. Step 3: Cross multiply
    297,312,683.60x = 445,969,025.40 × 297,312,683.60
  4. Step 4: Simplify right side
    297,312,683.60x = 132,592,247,744,150,560
  5. Step 5: Solve for x
    x = 132,592,247,744,150,560/297,312,683.60
  6. Step 6: Final answer
    x = 445,969,025.40

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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.