Home / 426,059,969.40-639,089,954.10-244,661,441.40

Finding the Fourth Proportional to 426,059,969.40, 639,089,954.10 and 244,661,441.40

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Solution

The fourth proportional to 426,059,969.40, 639,089,954.10 and 244,661,441.40 is: 366,992,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,059,969.40 : 639,089,954.10 = 244,661,441.40 : x
  2. Step 2: Convert to fraction form
    426,059,969.40/639,089,954.10 = 244,661,441.40/x
  3. Step 3: Cross multiply
    426,059,969.40x = 639,089,954.10 × 244,661,441.40
  4. Step 4: Simplify right side
    426,059,969.40x = 156,360,669,354,365,856
  5. Step 5: Solve for x
    x = 156,360,669,354,365,856/426,059,969.40
  6. Step 6: Final answer
    x = 366,992,162.10

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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.