Home / 12,201,408,010.40-18,302,112,015.60-3,476,138,813.60

Finding the Fourth Proportional to 12,201,408,010.40, 18,302,112,015.60 and 3,476,138,813.60

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Solution

The fourth proportional to 12,201,408,010.40, 18,302,112,015.60 and 3,476,138,813.60 is: 5,214,208,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,408,010.40 : 18,302,112,015.60 = 3,476,138,813.60 : x
  2. Step 2: Convert to fraction form
    12,201,408,010.40/18,302,112,015.60 = 3,476,138,813.60/x
  3. Step 3: Cross multiply
    12,201,408,010.40x = 18,302,112,015.60 × 3,476,138,813.60
  4. Step 4: Simplify right side
    12,201,408,010.40x = 63,620,681,948,282,085,376
  5. Step 5: Solve for x
    x = 63,620,681,948,282,085,376/12,201,408,010.40
  6. Step 6: Final answer
    x = 5,214,208,220.40

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1.5x scale

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.