Home / 423,408,027.36-634,997,327.44-116,627,181.28

Finding the Fourth Proportional to 423,408,027.36, 634,997,327.44 and 116,627,181.28

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Solution

The fourth proportional to 423,408,027.36, 634,997,327.44 and 116,627,181.28 is: 174,909,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,408,027.36 : 634,997,327.44 = 116,627,181.28 : x
  2. Step 2: Convert to fraction form
    423,408,027.36/634,997,327.44 = 116,627,181.28/x
  3. Step 3: Cross multiply
    423,408,027.36x = 634,997,327.44 × 116,627,181.28
  4. Step 4: Simplify right side
    423,408,027.36x = 74,057,948,419,660,400
  5. Step 5: Solve for x
    x = 74,057,948,419,660,400/423,408,027.36
  6. Step 6: Final answer
    x = 174,909,174.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.