Home / 11,796,810,101.15-16,283,477,538.60-9,389,907,612

Finding the Fourth Proportional to 11,796,810,101.15, 16,283,477,538.60 and 9,389,907,612

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Solution

The fourth proportional to 11,796,810,101.15, 16,283,477,538.60 and 9,389,907,612 is: 12,961,160,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796,810,101.15 : 16,283,477,538.60 = 9,389,907,612 : x
  2. Step 2: Convert to fraction form
    11,796,810,101.15/16,283,477,538.60 = 9,389,907,612/x
  3. Step 3: Cross multiply
    11,796,810,101.15x = 16,283,477,538.60 × 9,389,907,612
  4. Step 4: Simplify right side
    11,796,810,101.15x = 152,900,349,689,531,170,816
  5. Step 5: Solve for x
    x = 152,900,349,689,531,170,816/11,796,810,101.15
  6. Step 6: Final answer
    x = 12,961,160,549.21

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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.