Home / 2,621,297,445.60-3,931,946,168.40-682,600,677.60

Finding the Fourth Proportional to 2,621,297,445.60, 3,931,946,168.40 and 682,600,677.60

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Solution

The fourth proportional to 2,621,297,445.60, 3,931,946,168.40 and 682,600,677.60 is: 1,023,901,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,297,445.60 : 3,931,946,168.40 = 682,600,677.60 : x
  2. Step 2: Convert to fraction form
    2,621,297,445.60/3,931,946,168.40 = 682,600,677.60/x
  3. Step 3: Cross multiply
    2,621,297,445.60x = 3,931,946,168.40 × 682,600,677.60
  4. Step 4: Simplify right side
    2,621,297,445.60x = 2,683,949,118,836,563,968
  5. Step 5: Solve for x
    x = 2,683,949,118,836,563,968/2,621,297,445.60
  6. Step 6: Final answer
    x = 1,023,901,016.40

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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.