Home / 15,686,135,999.70-23,529,203,999.55-5,870,208,153.30

Finding the Fourth Proportional to 15,686,135,999.70, 23,529,203,999.55 and 5,870,208,153.30

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Solution

The fourth proportional to 15,686,135,999.70, 23,529,203,999.55 and 5,870,208,153.30 is: 8,805,312,229.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,686,135,999.70 : 23,529,203,999.55 = 5,870,208,153.30 : x
  2. Step 2: Convert to fraction form
    15,686,135,999.70/23,529,203,999.55 = 5,870,208,153.30/x
  3. Step 3: Cross multiply
    15,686,135,999.70x = 23,529,203,999.55 × 5,870,208,153.30
  4. Step 4: Simplify right side
    15,686,135,999.70x = 138,121,325,158,817,382,400
  5. Step 5: Solve for x
    x = 138,121,325,158,817,382,400/15,686,135,999.70
  6. Step 6: Final answer
    x = 8,805,312,229.95

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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.