Home / 2,565,866,309.22-3,540,895,362.09-1,392,444,581.22

Finding the Fourth Proportional to 2,565,866,309.22, 3,540,895,362.09 and 1,392,444,581.22

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Solution

The fourth proportional to 2,565,866,309.22, 3,540,895,362.09 and 1,392,444,581.22 is: 1,921,573,443.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,866,309.22 : 3,540,895,362.09 = 1,392,444,581.22 : x
  2. Step 2: Convert to fraction form
    2,565,866,309.22/3,540,895,362.09 = 1,392,444,581.22/x
  3. Step 3: Cross multiply
    2,565,866,309.22x = 3,540,895,362.09 × 1,392,444,581.22
  4. Step 4: Simplify right side
    2,565,866,309.22x = 4,930,500,559,609,250,816
  5. Step 5: Solve for x
    x = 4,930,500,559,609,250,816/2,565,866,309.22
  6. Step 6: Final answer
    x = 1,921,573,443.59

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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.