Home / 159,259,626,821.80-238,889,440,232.70-124,173,120,428.20

Finding the Fourth Proportional to 159,259,626,821.80, 238,889,440,232.70 and 124,173,120,428.20

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Solution

The fourth proportional to 159,259,626,821.80, 238,889,440,232.70 and 124,173,120,428.20 is: 186,259,680,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,259,626,821.80 : 238,889,440,232.70 = 124,173,120,428.20 : x
  2. Step 2: Convert to fraction form
    159,259,626,821.80/238,889,440,232.70 = 124,173,120,428.20/x
  3. Step 3: Cross multiply
    159,259,626,821.80x = 238,889,440,232.70 × 124,173,120,428.20
  4. Step 4: Simplify right side
    159,259,626,821.80x = 29,663,647,231,040,345,341,952
  5. Step 5: Solve for x
    x = 29,663,647,231,040,345,341,952/159,259,626,821.80
  6. Step 6: Final answer
    x = 186,259,680,642.30

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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.