Home / 1,899,254,499.22-2,621,116,611.12-1,195,010,143.66

Finding the Fourth Proportional to 1,899,254,499.22, 2,621,116,611.12 and 1,195,010,143.66

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Solution

The fourth proportional to 1,899,254,499.22, 2,621,116,611.12 and 1,195,010,143.66 is: 1,649,205,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,254,499.22 : 2,621,116,611.12 = 1,195,010,143.66 : x
  2. Step 2: Convert to fraction form
    1,899,254,499.22/2,621,116,611.12 = 1,195,010,143.66/x
  3. Step 3: Cross multiply
    1,899,254,499.22x = 2,621,116,611.12 × 1,195,010,143.66
  4. Step 4: Simplify right side
    1,899,254,499.22x = 3,132,260,938,004,123,648
  5. Step 5: Solve for x
    x = 3,132,260,938,004,123,648/1,899,254,499.22
  6. Step 6: Final answer
    x = 1,649,205,485.25

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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.