Home / 449,075,232.45-673,612,848.68-415,482,912.45

Finding the Fourth Proportional to 449,075,232.45, 673,612,848.68 and 415,482,912.45

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Solution

The fourth proportional to 449,075,232.45, 673,612,848.68 and 415,482,912.45 is: 623,224,368.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,075,232.45 : 673,612,848.68 = 415,482,912.45 : x
  2. Step 2: Convert to fraction form
    449,075,232.45/673,612,848.68 = 415,482,912.45/x
  3. Step 3: Cross multiply
    449,075,232.45x = 673,612,848.68 × 415,482,912.45
  4. Step 4: Simplify right side
    449,075,232.45x = 279,874,628,231,230,080
  5. Step 5: Solve for x
    x = 279,874,628,231,230,080/449,075,232.45
  6. Step 6: Final answer
    x = 623,224,368.68

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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.