Home / 193,542,254.80-290,124,425.40-173,134,920.40

Finding the Fourth Proportional to 193,542,254.80, 290,124,425.40 and 173,134,920.40

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Solution

The fourth proportional to 193,542,254.80, 290,124,425.40 and 173,134,920.40 is: 259,533,347.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,542,254.80 : 290,124,425.40 = 173,134,920.40 : x
  2. Step 2: Convert to fraction form
    193,542,254.80/290,124,425.40 = 173,134,920.40/x
  3. Step 3: Cross multiply
    193,542,254.80x = 290,124,425.40 × 173,134,920.40
  4. Step 4: Simplify right side
    193,542,254.80x = 50,230,669,297,724,736
  5. Step 5: Solve for x
    x = 50,230,669,297,724,736/193,542,254.80
  6. Step 6: Final answer
    x = 259,533,347.64

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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.