Home / 297,301,838.60-445,952,757.90-193,989,708.20

Finding the Fourth Proportional to 297,301,838.60, 445,952,757.90 and 193,989,708.20

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Solution

The fourth proportional to 297,301,838.60, 445,952,757.90 and 193,989,708.20 is: 290,984,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,301,838.60 : 445,952,757.90 = 193,989,708.20 : x
  2. Step 2: Convert to fraction form
    297,301,838.60/445,952,757.90 = 193,989,708.20/x
  3. Step 3: Cross multiply
    297,301,838.60x = 445,952,757.90 × 193,989,708.20
  4. Step 4: Simplify right side
    297,301,838.60x = 86,510,245,376,006,240
  5. Step 5: Solve for x
    x = 86,510,245,376,006,240/297,301,838.60
  6. Step 6: Final answer
    x = 290,984,562.30

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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.