Home / 1,556,988,845.56-2,148,650,301.38-842,524,405.27

Finding the Fourth Proportional to 1,556,988,845.56, 2,148,650,301.38 and 842,524,405.27

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Solution

The fourth proportional to 1,556,988,845.56, 2,148,650,301.38 and 842,524,405.27 is: 1,162,686,760.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,988,845.56 : 2,148,650,301.38 = 842,524,405.27 : x
  2. Step 2: Convert to fraction form
    1,556,988,845.56/2,148,650,301.38 = 842,524,405.27/x
  3. Step 3: Cross multiply
    1,556,988,845.56x = 2,148,650,301.38 × 842,524,405.27
  4. Step 4: Simplify right side
    1,556,988,845.56x = 1,810,290,317,293,806,592
  5. Step 5: Solve for x
    x = 1,810,290,317,293,806,592/1,556,988,845.56
  6. Step 6: Final answer
    x = 1,162,686,760.70

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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.