Home / 449,075,231.70-673,612,847.55-415,482,911.70

Finding the Fourth Proportional to 449,075,231.70, 673,612,847.55 and 415,482,911.70

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Solution

The fourth proportional to 449,075,231.70, 673,612,847.55 and 415,482,911.70 is: 623,224,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,075,231.70 : 673,612,847.55 = 415,482,911.70 : x
  2. Step 2: Convert to fraction form
    449,075,231.70/673,612,847.55 = 415,482,911.70/x
  3. Step 3: Cross multiply
    449,075,231.70x = 673,612,847.55 × 415,482,911.70
  4. Step 4: Simplify right side
    449,075,231.70x = 279,874,627,258,602,176
  5. Step 5: Solve for x
    x = 279,874,627,258,602,176/449,075,231.70
  6. Step 6: Final answer
    x = 623,224,367.55

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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.