Home / 1,283,155,361.21-1,773,992,773.55-948,099,427.00

Finding the Fourth Proportional to 1,283,155,361.21, 1,773,992,773.55 and 948,099,427.00

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Solution

The fourth proportional to 1,283,155,361.21, 1,773,992,773.55 and 948,099,427.00 is: 1,310,769,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,155,361.21 : 1,773,992,773.55 = 948,099,427.00 : x
  2. Step 2: Convert to fraction form
    1,283,155,361.21/1,773,992,773.55 = 948,099,427.00/x
  3. Step 3: Cross multiply
    1,283,155,361.21x = 1,773,992,773.55 × 948,099,427.00
  4. Step 4: Simplify right side
    1,283,155,361.21x = 1,681,921,532,102,830,848
  5. Step 5: Solve for x
    x = 1,681,921,532,102,830,848/1,283,155,361.21
  6. Step 6: Final answer
    x = 1,310,769,983.86

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Double scale
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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.