Home / 30,503,206,354.56-42,093,351,139.77-16,769,899,623.48

Finding the Fourth Proportional to 30,503,206,354.56, 42,093,351,139.77 and 16,769,899,623.48

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Solution

The fourth proportional to 30,503,206,354.56, 42,093,351,139.77 and 16,769,899,623.48 is: 23,141,871,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,503,206,354.56 : 42,093,351,139.77 = 16,769,899,623.48 : x
  2. Step 2: Convert to fraction form
    30,503,206,354.56/42,093,351,139.77 = 16,769,899,623.48/x
  3. Step 3: Cross multiply
    30,503,206,354.56x = 42,093,351,139.77 × 16,769,899,623.48
  4. Step 4: Simplify right side
    30,503,206,354.56x = 705,901,273,429,840,232,448
  5. Step 5: Solve for x
    x = 705,901,273,429,840,232,448/30,503,206,354.56
  6. Step 6: Final answer
    x = 23,141,871,225.75

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Double scale
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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.