Home / 1,471,634,029.32-2,030,505,893.99-836,504,528.14

Finding the Fourth Proportional to 1,471,634,029.32, 2,030,505,893.99 and 836,504,528.14

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Solution

The fourth proportional to 1,471,634,029.32, 2,030,505,893.99 and 836,504,528.14 is: 1,154,177,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,634,029.32 : 2,030,505,893.99 = 836,504,528.14 : x
  2. Step 2: Convert to fraction form
    1,471,634,029.32/2,030,505,893.99 = 836,504,528.14/x
  3. Step 3: Cross multiply
    1,471,634,029.32x = 2,030,505,893.99 × 836,504,528.14
  4. Step 4: Simplify right side
    1,471,634,029.32x = 1,698,527,374,738,981,120
  5. Step 5: Solve for x
    x = 1,698,527,374,738,981,120/1,471,634,029.32
  6. Step 6: Final answer
    x = 1,154,177,832.87

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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.