Home / 13,611,959,852.51-18,785,843,708.31-8,259,100,096.16

Finding the Fourth Proportional to 13,611,959,852.51, 18,785,843,708.31 and 8,259,100,096.16

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Solution

The fourth proportional to 13,611,959,852.51, 18,785,843,708.31 and 8,259,100,096.16 is: 11,398,370,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,959,852.51 : 18,785,843,708.31 = 8,259,100,096.16 : x
  2. Step 2: Convert to fraction form
    13,611,959,852.51/18,785,843,708.31 = 8,259,100,096.16/x
  3. Step 3: Cross multiply
    13,611,959,852.51x = 18,785,843,708.31 × 8,259,100,096.16
  4. Step 4: Simplify right side
    13,611,959,852.51x = 155,154,163,577,655,918,592
  5. Step 5: Solve for x
    x = 155,154,163,577,655,918,592/13,611,959,852.51
  6. Step 6: Final answer
    x = 11,398,370,643.09

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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.