Home / 2,845,224,415.22-3,926,456,178.37-1,557,714,803.90

Finding the Fourth Proportional to 2,845,224,415.22, 3,926,456,178.37 and 1,557,714,803.90

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Solution

The fourth proportional to 2,845,224,415.22, 3,926,456,178.37 and 1,557,714,803.90 is: 2,149,671,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,224,415.22 : 3,926,456,178.37 = 1,557,714,803.90 : x
  2. Step 2: Convert to fraction form
    2,845,224,415.22/3,926,456,178.37 = 1,557,714,803.90/x
  3. Step 3: Cross multiply
    2,845,224,415.22x = 3,926,456,178.37 × 1,557,714,803.90
  4. Step 4: Simplify right side
    2,845,224,415.22x = 6,116,298,915,888,040,960
  5. Step 5: Solve for x
    x = 6,116,298,915,888,040,960/2,845,224,415.22
  6. Step 6: Final answer
    x = 2,149,671,879.37

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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.