Home / 238,889,440,010.70-358,334,160,016.05-186,259,680,420.30

Finding the Fourth Proportional to 238,889,440,010.70, 358,334,160,016.05 and 186,259,680,420.30

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Solution

The fourth proportional to 238,889,440,010.70, 358,334,160,016.05 and 186,259,680,420.30 is: 279,389,520,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,889,440,010.70 : 358,334,160,016.05 = 186,259,680,420.30 : x
  2. Step 2: Convert to fraction form
    238,889,440,010.70/358,334,160,016.05 = 186,259,680,420.30/x
  3. Step 3: Cross multiply
    238,889,440,010.70x = 358,334,160,016.05 × 186,259,680,420.30
  4. Step 4: Simplify right side
    238,889,440,010.70x = 66,743,206,128,266,107,682,816
  5. Step 5: Solve for x
    x = 66,743,206,128,266,107,682,816/238,889,440,010.70
  6. Step 6: Final answer
    x = 279,389,520,630.45

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Double scale
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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.