Home / 1,965,438,021.60-2,948,157,032.40-1,526,361,467.40

Finding the Fourth Proportional to 1,965,438,021.60, 2,948,157,032.40 and 1,526,361,467.40

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Solution

The fourth proportional to 1,965,438,021.60, 2,948,157,032.40 and 1,526,361,467.40 is: 2,289,542,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,438,021.60 : 2,948,157,032.40 = 1,526,361,467.40 : x
  2. Step 2: Convert to fraction form
    1,965,438,021.60/2,948,157,032.40 = 1,526,361,467.40/x
  3. Step 3: Cross multiply
    1,965,438,021.60x = 2,948,157,032.40 × 1,526,361,467.40
  4. Step 4: Simplify right side
    1,965,438,021.60x = 4,499,953,294,099,693,568
  5. Step 5: Solve for x
    x = 4,499,953,294,099,693,568/1,965,438,021.60
  6. Step 6: Final answer
    x = 2,289,542,201.10

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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.