Home / 159,370,608.98-220,032,986.52-130,071,829.25

Finding the Fourth Proportional to 159,370,608.98, 220,032,986.52 and 130,071,829.25

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Solution

The fourth proportional to 159,370,608.98, 220,032,986.52 and 130,071,829.25 is: 179,582,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,370,608.98 : 220,032,986.52 = 130,071,829.25 : x
  2. Step 2: Convert to fraction form
    159,370,608.98/220,032,986.52 = 130,071,829.25/x
  3. Step 3: Cross multiply
    159,370,608.98x = 220,032,986.52 × 130,071,829.25
  4. Step 4: Simplify right side
    159,370,608.98x = 28,620,093,053,036,144
  5. Step 5: Solve for x
    x = 28,620,093,053,036,144/159,370,608.98
  6. Step 6: Final answer
    x = 179,582,002.20

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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.