Home / 3,830,380,661.77-5,285,922,925.69-2,070,248,069.77

Finding the Fourth Proportional to 3,830,380,661.77, 5,285,922,925.69 and 2,070,248,069.77

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Solution

The fourth proportional to 3,830,380,661.77, 5,285,922,925.69 and 2,070,248,069.77 is: 2,856,941,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,380,661.77 : 5,285,922,925.69 = 2,070,248,069.77 : x
  2. Step 2: Convert to fraction form
    3,830,380,661.77/5,285,922,925.69 = 2,070,248,069.77/x
  3. Step 3: Cross multiply
    3,830,380,661.77x = 5,285,922,925.69 × 2,070,248,069.77
  4. Step 4: Simplify right side
    3,830,380,661.77x = 10,943,171,733,851,568,128
  5. Step 5: Solve for x
    x = 10,943,171,733,851,568,128/3,830,380,661.77
  6. Step 6: Final answer
    x = 2,856,941,045.85

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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.