Home / 123,366,455,621.02-170,183,053,175.44-80,571,988,406.08

Finding the Fourth Proportional to 123,366,455,621.02, 170,183,053,175.44 and 80,571,988,406.08

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Solution

The fourth proportional to 123,366,455,621.02, 170,183,053,175.44 and 80,571,988,406.08 is: 111,148,422,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,366,455,621.02 : 170,183,053,175.44 = 80,571,988,406.08 : x
  2. Step 2: Convert to fraction form
    123,366,455,621.02/170,183,053,175.44 = 80,571,988,406.08/x
  3. Step 3: Cross multiply
    123,366,455,621.02x = 170,183,053,175.44 × 80,571,988,406.08
  4. Step 4: Simplify right side
    123,366,455,621.02x = 13,711,986,987,362,848,604,160
  5. Step 5: Solve for x
    x = 13,711,986,987,362,848,604,160/123,366,455,621.02
  6. Step 6: Final answer
    x = 111,148,422,951.26

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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.