Home / 51,019,796,498.40-76,529,694,747.60-13,758,554,800.80

Finding the Fourth Proportional to 51,019,796,498.40, 76,529,694,747.60 and 13,758,554,800.80

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Solution

The fourth proportional to 51,019,796,498.40, 76,529,694,747.60 and 13,758,554,800.80 is: 20,637,832,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,019,796,498.40 : 76,529,694,747.60 = 13,758,554,800.80 : x
  2. Step 2: Convert to fraction form
    51,019,796,498.40/76,529,694,747.60 = 13,758,554,800.80/x
  3. Step 3: Cross multiply
    51,019,796,498.40x = 76,529,694,747.60 × 13,758,554,800.80
  4. Step 4: Simplify right side
    51,019,796,498.40x = 1,052,937,999,073,350,516,736
  5. Step 5: Solve for x
    x = 1,052,937,999,073,350,516,736/51,019,796,498.40
  6. Step 6: Final answer
    x = 20,637,832,201.20

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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.