Home / 173,578,647.73-260,367,971.60-82,425,887.41

Finding the Fourth Proportional to 173,578,647.73, 260,367,971.60 and 82,425,887.41

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Solution

The fourth proportional to 173,578,647.73, 260,367,971.60 and 82,425,887.41 is: 123,638,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,578,647.73 : 260,367,971.60 = 82,425,887.41 : x
  2. Step 2: Convert to fraction form
    173,578,647.73/260,367,971.60 = 82,425,887.41/x
  3. Step 3: Cross multiply
    173,578,647.73x = 260,367,971.60 × 82,425,887.41
  4. Step 4: Simplify right side
    173,578,647.73x = 21,461,061,112,271,676
  5. Step 5: Solve for x
    x = 21,461,061,112,271,676/173,578,647.73
  6. Step 6: Final answer
    x = 123,638,831.12

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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.