Home / 1,704,996,405.60-2,557,494,705.60-412,531,893.60

Finding the Fourth Proportional to 1,704,996,405.60, 2,557,494,705.60 and 412,531,893.60

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Solution

The fourth proportional to 1,704,996,405.60, 2,557,494,705.60 and 412,531,893.60 is: 618,797,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,996,405.60 : 2,557,494,705.60 = 412,531,893.60 : x
  2. Step 2: Convert to fraction form
    1,704,996,405.60/2,557,494,705.60 = 412,531,893.60/x
  3. Step 3: Cross multiply
    1,704,996,405.60x = 2,557,494,705.60 × 412,531,893.60
  4. Step 4: Simplify right side
    1,704,996,405.60x = 1,055,048,133,773,142,528
  5. Step 5: Solve for x
    x = 1,055,048,133,773,142,528/1,704,996,405.60
  6. Step 6: Final answer
    x = 618,797,863.92

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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.