Home / 2,813,611,949.75-4,215,090,817.85-1,878,113,995.49

Finding the Fourth Proportional to 2,813,611,949.75, 4,215,090,817.85 and 1,878,113,995.49

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Solution

The fourth proportional to 2,813,611,949.75, 4,215,090,817.85 and 1,878,113,995.49 is: 2,813,615,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,611,949.75 : 4,215,090,817.85 = 1,878,113,995.49 : x
  2. Step 2: Convert to fraction form
    2,813,611,949.75/4,215,090,817.85 = 1,878,113,995.49/x
  3. Step 3: Cross multiply
    2,813,611,949.75x = 4,215,090,817.85 × 1,878,113,995.49
  4. Step 4: Simplify right side
    2,813,611,949.75x = 7,916,421,057,235,008,512
  5. Step 5: Solve for x
    x = 7,916,421,057,235,008,512/2,813,611,949.75
  6. Step 6: Final answer
    x = 2,813,615,096.41

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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.