Home / 2,420,991,395.01-3,340,864,899.20-1,349,237,694.87

Finding the Fourth Proportional to 2,420,991,395.01, 3,340,864,899.20 and 1,349,237,694.87

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Solution

The fourth proportional to 2,420,991,395.01, 3,340,864,899.20 and 1,349,237,694.87 is: 1,861,890,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,991,395.01 : 3,340,864,899.20 = 1,349,237,694.87 : x
  2. Step 2: Convert to fraction form
    2,420,991,395.01/3,340,864,899.20 = 1,349,237,694.87/x
  3. Step 3: Cross multiply
    2,420,991,395.01x = 3,340,864,899.20 × 1,349,237,694.87
  4. Step 4: Simplify right side
    2,420,991,395.01x = 4,507,620,855,461,956,608
  5. Step 5: Solve for x
    x = 4,507,620,855,461,956,608/2,420,991,395.01
  6. Step 6: Final answer
    x = 1,861,890,490.30

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1.5x scale

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.