Home / 384,611,352.40-576,917,028.60-346,316,107.60

Finding the Fourth Proportional to 384,611,352.40, 576,917,028.60 and 346,316,107.60

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Solution

The fourth proportional to 384,611,352.40, 576,917,028.60 and 346,316,107.60 is: 519,474,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,611,352.40 : 576,917,028.60 = 346,316,107.60 : x
  2. Step 2: Convert to fraction form
    384,611,352.40/576,917,028.60 = 346,316,107.60/x
  3. Step 3: Cross multiply
    384,611,352.40x = 576,917,028.60 × 346,316,107.60
  4. Step 4: Simplify right side
    384,611,352.40x = 199,795,659,752,909,888
  5. Step 5: Solve for x
    x = 199,795,659,752,909,888/384,611,352.40
  6. Step 6: Final answer
    x = 519,474,161.40

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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.