Home / 1,075,208,592.80-1,611,679,148.40-419,906,410.40

Finding the Fourth Proportional to 1,075,208,592.80, 1,611,679,148.40 and 419,906,410.40

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Solution

The fourth proportional to 1,075,208,592.80, 1,611,679,148.40 and 419,906,410.40 is: 629,416,850.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,208,592.80 : 1,611,679,148.40 = 419,906,410.40 : x
  2. Step 2: Convert to fraction form
    1,075,208,592.80/1,611,679,148.40 = 419,906,410.40/x
  3. Step 3: Cross multiply
    1,075,208,592.80x = 1,611,679,148.40 × 419,906,410.40
  4. Step 4: Simplify right side
    1,075,208,592.80x = 676,754,405,921,172,864
  5. Step 5: Solve for x
    x = 676,754,405,921,172,864/1,075,208,592.80
  6. Step 6: Final answer
    x = 629,416,850.32

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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.