Home / 122,188,673.40-183,283,010.10-70,532,608.20

Finding the Fourth Proportional to 122,188,673.40, 183,283,010.10 and 70,532,608.20

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Solution

The fourth proportional to 122,188,673.40, 183,283,010.10 and 70,532,608.20 is: 105,798,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,188,673.40 : 183,283,010.10 = 70,532,608.20 : x
  2. Step 2: Convert to fraction form
    122,188,673.40/183,283,010.10 = 70,532,608.20/x
  3. Step 3: Cross multiply
    122,188,673.40x = 183,283,010.10 × 70,532,608.20
  4. Step 4: Simplify right side
    122,188,673.40x = 12,927,428,741,099,942
  5. Step 5: Solve for x
    x = 12,927,428,741,099,942/122,188,673.40
  6. Step 6: Final answer
    x = 105,798,912.30

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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.