Home / 151,640,994,000.09-209,271,149,797.20-83,975,584,218.20

Finding the Fourth Proportional to 151,640,994,000.09, 209,271,149,797.20 and 83,975,584,218.20

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Solution

The fourth proportional to 151,640,994,000.09, 209,271,149,797.20 and 83,975,584,218.20 is: 115,889,949,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,640,994,000.09 : 209,271,149,797.20 = 83,975,584,218.20 : x
  2. Step 2: Convert to fraction form
    151,640,994,000.09/209,271,149,797.20 = 83,975,584,218.20/x
  3. Step 3: Cross multiply
    151,640,994,000.09x = 209,271,149,797.20 × 83,975,584,218.20
  4. Step 4: Simplify right side
    151,640,994,000.09x = 17,573,667,064,233,272,016,896
  5. Step 5: Solve for x
    x = 17,573,667,064,233,272,016,896/151,640,994,000.09
  6. Step 6: Final answer
    x = 115,889,949,021.46

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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.