Home / 448,907,711.70-673,361,567.55-435,470,783.70

Finding the Fourth Proportional to 448,907,711.70, 673,361,567.55 and 435,470,783.70

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Solution

The fourth proportional to 448,907,711.70, 673,361,567.55 and 435,470,783.70 is: 653,206,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,907,711.70 : 673,361,567.55 = 435,470,783.70 : x
  2. Step 2: Convert to fraction form
    448,907,711.70/673,361,567.55 = 435,470,783.70/x
  3. Step 3: Cross multiply
    448,907,711.70x = 673,361,567.55 × 435,470,783.70
  4. Step 4: Simplify right side
    448,907,711.70x = 293,229,289,534,458,944
  5. Step 5: Solve for x
    x = 293,229,289,534,458,944/448,907,711.70
  6. Step 6: Final answer
    x = 653,206,175.55

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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.