Home / 2,018,425,489.82-2,785,427,731.02-1,114,181,974.43

Finding the Fourth Proportional to 2,018,425,489.82, 2,785,427,731.02 and 1,114,181,974.43

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Solution

The fourth proportional to 2,018,425,489.82, 2,785,427,731.02 and 1,114,181,974.43 is: 1,537,571,431.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,425,489.82 : 2,785,427,731.02 = 1,114,181,974.43 : x
  2. Step 2: Convert to fraction form
    2,018,425,489.82/2,785,427,731.02 = 1,114,181,974.43/x
  3. Step 3: Cross multiply
    2,018,425,489.82x = 2,785,427,731.02 × 1,114,181,974.43
  4. Step 4: Simplify right side
    2,018,425,489.82x = 3,103,473,368,979,938,816
  5. Step 5: Solve for x
    x = 3,103,473,368,979,938,816/2,018,425,489.82
  6. Step 6: Final answer
    x = 1,537,571,431.11

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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.