Home / 1,175,759,316.36-1,763,677,172.37-346,643,431.56

Finding the Fourth Proportional to 1,175,759,316.36, 1,763,677,172.37 and 346,643,431.56

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Solution

The fourth proportional to 1,175,759,316.36, 1,763,677,172.37 and 346,643,431.56 is: 519,976,409.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,759,316.36 : 1,763,677,172.37 = 346,643,431.56 : x
  2. Step 2: Convert to fraction form
    1,175,759,316.36/1,763,677,172.37 = 346,643,431.56/x
  3. Step 3: Cross multiply
    1,175,759,316.36x = 1,763,677,172.37 × 346,643,431.56
  4. Step 4: Simplify right side
    1,175,759,316.36x = 611,367,107,194,374,400
  5. Step 5: Solve for x
    x = 611,367,107,194,374,400/1,175,759,316.36
  6. Step 6: Final answer
    x = 519,976,409.02

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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.