Home / 2,076,012,936.30-3,114,019,404.45-621,990,360.30

Finding the Fourth Proportional to 2,076,012,936.30, 3,114,019,404.45 and 621,990,360.30

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Solution

The fourth proportional to 2,076,012,936.30, 3,114,019,404.45 and 621,990,360.30 is: 932,985,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,012,936.30 : 3,114,019,404.45 = 621,990,360.30 : x
  2. Step 2: Convert to fraction form
    2,076,012,936.30/3,114,019,404.45 = 621,990,360.30/x
  3. Step 3: Cross multiply
    2,076,012,936.30x = 3,114,019,404.45 × 621,990,360.30
  4. Step 4: Simplify right side
    2,076,012,936.30x = 1,936,890,051,355,046,656
  5. Step 5: Solve for x
    x = 1,936,890,051,355,046,656/2,076,012,936.30
  6. Step 6: Final answer
    x = 932,985,540.45

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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.