Home / 12,130,524,011.36-18,197,741,247.84-3,736,425,738.61

Finding the Fourth Proportional to 12,130,524,011.36, 18,197,741,247.84 and 3,736,425,738.61

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Solution

The fourth proportional to 12,130,524,011.36, 18,197,741,247.84 and 3,736,425,738.61 is: 5,605,240,855.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130,524,011.36 : 18,197,741,247.84 = 3,736,425,738.61 : x
  2. Step 2: Convert to fraction form
    12,130,524,011.36/18,197,741,247.84 = 3,736,425,738.61/x
  3. Step 3: Cross multiply
    12,130,524,011.36x = 18,197,741,247.84 × 3,736,425,738.61
  4. Step 4: Simplify right side
    12,130,524,011.36x = 67,994,508,783,001,116,672
  5. Step 5: Solve for x
    x = 67,994,508,783,001,116,672/12,130,524,011.36
  6. Step 6: Final answer
    x = 5,605,240,855.16

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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.