Home / 141,009,514.31-211,019,428.54-113,275,282.60

Finding the Fourth Proportional to 141,009,514.31, 211,019,428.54 and 113,275,282.60

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Solution

The fourth proportional to 141,009,514.31, 211,019,428.54 and 113,275,282.60 is: 169,515,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,009,514.31 : 211,019,428.54 = 113,275,282.60 : x
  2. Step 2: Convert to fraction form
    141,009,514.31/211,019,428.54 = 113,275,282.60/x
  3. Step 3: Cross multiply
    141,009,514.31x = 211,019,428.54 × 113,275,282.60
  4. Step 4: Simplify right side
    141,009,514.31x = 23,903,285,401,392,628
  5. Step 5: Solve for x
    x = 23,903,285,401,392,628/141,009,514.31
  6. Step 6: Final answer
    x = 169,515,408.36

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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.