Home / 12,130,524,015.87-18,197,741,254.59-3,736,425,743.13

Finding the Fourth Proportional to 12,130,524,015.87, 18,197,741,254.59 and 3,736,425,743.13

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Solution

The fourth proportional to 12,130,524,015.87, 18,197,741,254.59 and 3,736,425,743.13 is: 5,605,240,861.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130,524,015.87 : 18,197,741,254.59 = 3,736,425,743.13 : x
  2. Step 2: Convert to fraction form
    12,130,524,015.87/18,197,741,254.59 = 3,736,425,743.13/x
  3. Step 3: Cross multiply
    12,130,524,015.87x = 18,197,741,254.59 × 3,736,425,743.13
  4. Step 4: Simplify right side
    12,130,524,015.87x = 67,994,508,890,468,900,864
  5. Step 5: Solve for x
    x = 67,994,508,890,468,900,864/12,130,524,015.87
  6. Step 6: Final answer
    x = 5,605,240,861.94

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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.