Home / 3,779,149,490.40-5,668,724,235.60-1,942,489,394.40

Finding the Fourth Proportional to 3,779,149,490.40, 5,668,724,235.60 and 1,942,489,394.40

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Solution

The fourth proportional to 3,779,149,490.40, 5,668,724,235.60 and 1,942,489,394.40 is: 2,913,734,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,149,490.40 : 5,668,724,235.60 = 1,942,489,394.40 : x
  2. Step 2: Convert to fraction form
    3,779,149,490.40/5,668,724,235.60 = 1,942,489,394.40/x
  3. Step 3: Cross multiply
    3,779,149,490.40x = 5,668,724,235.60 × 1,942,489,394.40
  4. Step 4: Simplify right side
    3,779,149,490.40x = 11,011,436,707,431,247,872
  5. Step 5: Solve for x
    x = 11,011,436,707,431,247,872/3,779,149,490.40
  6. Step 6: Final answer
    x = 2,913,734,091.60

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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.