Home / 2,871,720,741.89-3,962,974,631.44-1,551,621,297.89

Finding the Fourth Proportional to 2,871,720,741.89, 3,962,974,631.44 and 1,551,621,297.89

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Solution

The fourth proportional to 2,871,720,741.89, 3,962,974,631.44 and 1,551,621,297.89 is: 2,141,237,395.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,720,741.89 : 3,962,974,631.44 = 1,551,621,297.89 : x
  2. Step 2: Convert to fraction form
    2,871,720,741.89/3,962,974,631.44 = 1,551,621,297.89/x
  3. Step 3: Cross multiply
    2,871,720,741.89x = 3,962,974,631.44 × 1,551,621,297.89
  4. Step 4: Simplify right side
    2,871,720,741.89x = 6,149,035,841,140,077,568
  5. Step 5: Solve for x
    x = 6,149,035,841,140,077,568/2,871,720,741.89
  6. Step 6: Final answer
    x = 2,141,237,395.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.