Home / 2,112,669,127.09-3,169,014,622.90-1,238,657,584.33

Finding the Fourth Proportional to 2,112,669,127.09, 3,169,014,622.90 and 1,238,657,584.33

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Solution

The fourth proportional to 2,112,669,127.09, 3,169,014,622.90 and 1,238,657,584.33 is: 1,857,992,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,669,127.09 : 3,169,014,622.90 = 1,238,657,584.33 : x
  2. Step 2: Convert to fraction form
    2,112,669,127.09/3,169,014,622.90 = 1,238,657,584.33/x
  3. Step 3: Cross multiply
    2,112,669,127.09x = 3,169,014,622.90 × 1,238,657,584.33
  4. Step 4: Simplify right side
    2,112,669,127.09x = 3,925,323,997,507,759,616
  5. Step 5: Solve for x
    x = 3,925,323,997,507,759,616/2,112,669,127.09
  6. Step 6: Final answer
    x = 1,857,992,786.08

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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.