Home / 2,690,420,801.60-4,035,631,202.40-2,261,866,779.20

Finding the Fourth Proportional to 2,690,420,801.60, 4,035,631,202.40 and 2,261,866,779.20

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Solution

The fourth proportional to 2,690,420,801.60, 4,035,631,202.40 and 2,261,866,779.20 is: 3,392,800,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,420,801.60 : 4,035,631,202.40 = 2,261,866,779.20 : x
  2. Step 2: Convert to fraction form
    2,690,420,801.60/4,035,631,202.40 = 2,261,866,779.20/x
  3. Step 3: Cross multiply
    2,690,420,801.60x = 4,035,631,202.40 × 2,261,866,779.20
  4. Step 4: Simplify right side
    2,690,420,801.60x = 9,128,060,149,811,510,272
  5. Step 5: Solve for x
    x = 9,128,060,149,811,510,272/2,690,420,801.60
  6. Step 6: Final answer
    x = 3,392,800,168.80

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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.