Home / 12,660,140,958.04-18,993,104,050.74-4,379,021,018.20

Finding the Fourth Proportional to 12,660,140,958.04, 18,993,104,050.74 and 4,379,021,018.20

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Solution

The fourth proportional to 12,660,140,958.04, 18,993,104,050.74 and 4,379,021,018.20 is: 6,569,532,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,140,958.04 : 18,993,104,050.74 = 4,379,021,018.20 : x
  2. Step 2: Convert to fraction form
    12,660,140,958.04/18,993,104,050.74 = 4,379,021,018.20/x
  3. Step 3: Cross multiply
    12,660,140,958.04x = 18,993,104,050.74 × 4,379,021,018.20
  4. Step 4: Simplify right side
    12,660,140,958.04x = 83,171,201,839,050,031,104
  5. Step 5: Solve for x
    x = 83,171,201,839,050,031,104/12,660,140,958.04
  6. Step 6: Final answer
    x = 6,569,532,054.56

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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.