Home / 3,149,284,872.60-4,723,927,308.90-1,078,318,344.60

Finding the Fourth Proportional to 3,149,284,872.60, 4,723,927,308.90 and 1,078,318,344.60

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Solution

The fourth proportional to 3,149,284,872.60, 4,723,927,308.90 and 1,078,318,344.60 is: 1,617,477,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,284,872.60 : 4,723,927,308.90 = 1,078,318,344.60 : x
  2. Step 2: Convert to fraction form
    3,149,284,872.60/4,723,927,308.90 = 1,078,318,344.60/x
  3. Step 3: Cross multiply
    3,149,284,872.60x = 4,723,927,308.90 × 1,078,318,344.60
  4. Step 4: Simplify right side
    3,149,284,872.60x = 5,093,897,475,743,779,840
  5. Step 5: Solve for x
    x = 5,093,897,475,743,779,840/3,149,284,872.60
  6. Step 6: Final answer
    x = 1,617,477,516.90

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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.