Home / 12,201,408,072.40-18,302,112,108.60-3,476,138,875.60

Finding the Fourth Proportional to 12,201,408,072.40, 18,302,112,108.60 and 3,476,138,875.60

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Solution

The fourth proportional to 12,201,408,072.40, 18,302,112,108.60 and 3,476,138,875.60 is: 5,214,208,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,408,072.40 : 18,302,112,108.60 = 3,476,138,875.60 : x
  2. Step 2: Convert to fraction form
    12,201,408,072.40/18,302,112,108.60 = 3,476,138,875.60/x
  3. Step 3: Cross multiply
    12,201,408,072.40x = 18,302,112,108.60 × 3,476,138,875.60
  4. Step 4: Simplify right side
    12,201,408,072.40x = 63,620,683,406,293,942,272
  5. Step 5: Solve for x
    x = 63,620,683,406,293,942,272/12,201,408,072.40
  6. Step 6: Final answer
    x = 5,214,208,313.40

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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.