Home / 1,344,085,682.30-2,016,128,523.45-1,071,987,890.30

Finding the Fourth Proportional to 1,344,085,682.30, 2,016,128,523.45 and 1,071,987,890.30

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Solution

The fourth proportional to 1,344,085,682.30, 2,016,128,523.45 and 1,071,987,890.30 is: 1,607,981,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,085,682.30 : 2,016,128,523.45 = 1,071,987,890.30 : x
  2. Step 2: Convert to fraction form
    1,344,085,682.30/2,016,128,523.45 = 1,071,987,890.30/x
  3. Step 3: Cross multiply
    1,344,085,682.30x = 2,016,128,523.45 × 1,071,987,890.30
  4. Step 4: Simplify right side
    1,344,085,682.30x = 2,161,265,362,426,819,584
  5. Step 5: Solve for x
    x = 2,161,265,362,426,819,584/1,344,085,682.30
  6. Step 6: Final answer
    x = 1,607,981,835.45

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Double scale
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Similar ratio
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1.5x scale

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.