Home / 10,779,451,489.20-16,166,307,452.40-3,318,019,849.20

Finding the Fourth Proportional to 10,779,451,489.20, 16,166,307,452.40 and 3,318,019,849.20

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Solution

The fourth proportional to 10,779,451,489.20, 16,166,307,452.40 and 3,318,019,849.20 is: 4,976,146,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,451,489.20 : 16,166,307,452.40 = 3,318,019,849.20 : x
  2. Step 2: Convert to fraction form
    10,779,451,489.20/16,166,307,452.40 = 3,318,019,849.20/x
  3. Step 3: Cross multiply
    10,779,451,489.20x = 16,166,307,452.40 × 3,318,019,849.20
  4. Step 4: Simplify right side
    10,779,451,489.20x = 53,640,129,015,333,076,992
  5. Step 5: Solve for x
    x = 53,640,129,015,333,076,992/10,779,451,489.20
  6. Step 6: Final answer
    x = 4,976,146,427.22

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1.5x scale

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.