Home / 443,232,030.60-664,848,045.90-197,588,190.60

Finding the Fourth Proportional to 443,232,030.60, 664,848,045.90 and 197,588,190.60

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Solution

The fourth proportional to 443,232,030.60, 664,848,045.90 and 197,588,190.60 is: 296,382,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,030.60 : 664,848,045.90 = 197,588,190.60 : x
  2. Step 2: Convert to fraction form
    443,232,030.60/664,848,045.90 = 197,588,190.60/x
  3. Step 3: Cross multiply
    443,232,030.60x = 664,848,045.90 × 197,588,190.60
  4. Step 4: Simplify right side
    443,232,030.60x = 131,366,122,413,326,736
  5. Step 5: Solve for x
    x = 131,366,122,413,326,736/443,232,030.60
  6. Step 6: Final answer
    x = 296,382,285.90

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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.