Home / 11,796,810,100.81-16,283,477,538.13-9,389,907,611.66

Finding the Fourth Proportional to 11,796,810,100.81, 16,283,477,538.13 and 9,389,907,611.66

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Solution

The fourth proportional to 11,796,810,100.81, 16,283,477,538.13 and 9,389,907,611.66 is: 12,961,160,548.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796,810,100.81 : 16,283,477,538.13 = 9,389,907,611.66 : x
  2. Step 2: Convert to fraction form
    11,796,810,100.81/16,283,477,538.13 = 9,389,907,611.66/x
  3. Step 3: Cross multiply
    11,796,810,100.81x = 16,283,477,538.13 × 9,389,907,611.66
  4. Step 4: Simplify right side
    11,796,810,100.81x = 152,900,349,679,654,797,312
  5. Step 5: Solve for x
    x = 152,900,349,679,654,797,312/11,796,810,100.81
  6. Step 6: Final answer
    x = 12,961,160,548.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.