Home / 238,889,440,019.20-358,334,160,028.80-186,259,680,428.80

Finding the Fourth Proportional to 238,889,440,019.20, 358,334,160,028.80 and 186,259,680,428.80

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Solution

The fourth proportional to 238,889,440,019.20, 358,334,160,028.80 and 186,259,680,428.80 is: 279,389,520,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,889,440,019.20 : 358,334,160,028.80 = 186,259,680,428.80 : x
  2. Step 2: Convert to fraction form
    238,889,440,019.20/358,334,160,028.80 = 186,259,680,428.80/x
  3. Step 3: Cross multiply
    238,889,440,019.20x = 358,334,160,028.80 × 186,259,680,428.80
  4. Step 4: Simplify right side
    238,889,440,019.20x = 66,743,206,133,686,759,063,552
  5. Step 5: Solve for x
    x = 66,743,206,133,686,759,063,552/238,889,440,019.20
  6. Step 6: Final answer
    x = 279,389,520,643.20

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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.