Home / 312,022,872.60-468,034,308.90-150,779,736.60

Finding the Fourth Proportional to 312,022,872.60, 468,034,308.90 and 150,779,736.60

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Solution

The fourth proportional to 312,022,872.60, 468,034,308.90 and 150,779,736.60 is: 226,169,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,022,872.60 : 468,034,308.90 = 150,779,736.60 : x
  2. Step 2: Convert to fraction form
    312,022,872.60/468,034,308.90 = 150,779,736.60/x
  3. Step 3: Cross multiply
    312,022,872.60x = 468,034,308.90 × 150,779,736.60
  4. Step 4: Simplify right side
    312,022,872.60x = 70,570,089,815,705,032
  5. Step 5: Solve for x
    x = 70,570,089,815,705,032/312,022,872.60
  6. Step 6: Final answer
    x = 226,169,604.90

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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.