Home / 3,540,407,708.19-4,885,634,554.22-1,954,465,612.71

Finding the Fourth Proportional to 3,540,407,708.19, 4,885,634,554.22 and 1,954,465,612.71

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Solution

The fourth proportional to 3,540,407,708.19, 4,885,634,554.22 and 1,954,465,612.71 is: 2,697,091,837.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,407,708.19 : 4,885,634,554.22 = 1,954,465,612.71 : x
  2. Step 2: Convert to fraction form
    3,540,407,708.19/4,885,634,554.22 = 1,954,465,612.71/x
  3. Step 3: Cross multiply
    3,540,407,708.19x = 4,885,634,554.22 × 1,954,465,612.71
  4. Step 4: Simplify right side
    3,540,407,708.19x = 9,548,804,732,480,968,704
  5. Step 5: Solve for x
    x = 9,548,804,732,480,968,704/3,540,407,708.19
  6. Step 6: Final answer
    x = 2,697,091,837.87

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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.