Home / 35,850,120,069.63-49,477,503,939.72-20,404,017,982.38

Finding the Fourth Proportional to 35,850,120,069.63, 49,477,503,939.72 and 20,404,017,982.38

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Solution

The fourth proportional to 35,850,120,069.63, 49,477,503,939.72 and 20,404,017,982.38 is: 28,160,013,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,850,120,069.63 : 49,477,503,939.72 = 20,404,017,982.38 : x
  2. Step 2: Convert to fraction form
    35,850,120,069.63/49,477,503,939.72 = 20,404,017,982.38/x
  3. Step 3: Cross multiply
    35,850,120,069.63x = 49,477,503,939.72 × 20,404,017,982.38
  4. Step 4: Simplify right side
    35,850,120,069.63x = 1,009,539,880,109,324,238,848
  5. Step 5: Solve for x
    x = 1,009,539,880,109,324,238,848/35,850,120,069.63
  6. Step 6: Final answer
    x = 28,160,013,917.63

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1.5x scale

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.