Home / 3,540,407,710.69-4,885,634,557.67-1,954,465,615.21

Finding the Fourth Proportional to 3,540,407,710.69, 4,885,634,557.67 and 1,954,465,615.21

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Solution

The fourth proportional to 3,540,407,710.69, 4,885,634,557.67 and 1,954,465,615.21 is: 2,697,091,841.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,407,710.69 : 4,885,634,557.67 = 1,954,465,615.21 : x
  2. Step 2: Convert to fraction form
    3,540,407,710.69/4,885,634,557.67 = 1,954,465,615.21/x
  3. Step 3: Cross multiply
    3,540,407,710.69x = 4,885,634,557.67 × 1,954,465,615.21
  4. Step 4: Simplify right side
    3,540,407,710.69x = 9,548,804,751,437,961,216
  5. Step 5: Solve for x
    x = 9,548,804,751,437,961,216/3,540,407,710.69
  6. Step 6: Final answer
    x = 2,697,091,841.32

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Double scale
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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.