Home / 2,800,641,817.96-4,201,689,073.38-1,489,465,683.88

Finding the Fourth Proportional to 2,800,641,817.96, 4,201,689,073.38 and 1,489,465,683.88

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Solution

The fourth proportional to 2,800,641,817.96, 4,201,689,073.38 and 1,489,465,683.88 is: 2,234,584,818.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,641,817.96 : 4,201,689,073.38 = 1,489,465,683.88 : x
  2. Step 2: Convert to fraction form
    2,800,641,817.96/4,201,689,073.38 = 1,489,465,683.88/x
  3. Step 3: Cross multiply
    2,800,641,817.96x = 4,201,689,073.38 × 1,489,465,683.88
  4. Step 4: Simplify right side
    2,800,641,817.96x = 6,258,271,689,133,066,240
  5. Step 5: Solve for x
    x = 6,258,271,689,133,066,240/2,800,641,817.96
  6. Step 6: Final answer
    x = 2,234,584,818.74

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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.