Home / 2,856,590,999.80-4,284,886,499.70-786,632,241.40

Finding the Fourth Proportional to 2,856,590,999.80, 4,284,886,499.70 and 786,632,241.40

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Solution

The fourth proportional to 2,856,590,999.80, 4,284,886,499.70 and 786,632,241.40 is: 1,179,948,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,590,999.80 : 4,284,886,499.70 = 786,632,241.40 : x
  2. Step 2: Convert to fraction form
    2,856,590,999.80/4,284,886,499.70 = 786,632,241.40/x
  3. Step 3: Cross multiply
    2,856,590,999.80x = 4,284,886,499.70 × 786,632,241.40
  4. Step 4: Simplify right side
    2,856,590,999.80x = 3,370,629,871,403,611,136
  5. Step 5: Solve for x
    x = 3,370,629,871,403,611,136/2,856,590,999.80
  6. Step 6: Final answer
    x = 1,179,948,362.10

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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.