Home / 1,449,184,059.40-2,172,075,477.90-620,136,099.40

Finding the Fourth Proportional to 1,449,184,059.40, 2,172,075,477.90 and 620,136,099.40

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Solution

The fourth proportional to 1,449,184,059.40, 2,172,075,477.90 and 620,136,099.40 is: 929,476,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,184,059.40 : 2,172,075,477.90 = 620,136,099.40 : x
  2. Step 2: Convert to fraction form
    1,449,184,059.40/2,172,075,477.90 = 620,136,099.40/x
  3. Step 3: Cross multiply
    1,449,184,059.40x = 2,172,075,477.90 × 620,136,099.40
  4. Step 4: Simplify right side
    1,449,184,059.40x = 1,346,982,414,467,297,024
  5. Step 5: Solve for x
    x = 1,346,982,414,467,297,024/1,449,184,059.40
  6. Step 6: Final answer
    x = 929,476,422.08

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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.