Home / 441,931,864.56-609,759,322.44-285,265,419.60

Finding the Fourth Proportional to 441,931,864.56, 609,759,322.44 and 285,265,419.60

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Solution

The fourth proportional to 441,931,864.56, 609,759,322.44 and 285,265,419.60 is: 393,597,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,931,864.56 : 609,759,322.44 = 285,265,419.60 : x
  2. Step 2: Convert to fraction form
    441,931,864.56/609,759,322.44 = 285,265,419.60/x
  3. Step 3: Cross multiply
    441,931,864.56x = 609,759,322.44 × 285,265,419.60
  4. Step 4: Simplify right side
    441,931,864.56x = 173,943,248,970,858,336
  5. Step 5: Solve for x
    x = 173,943,248,970,858,336/441,931,864.56
  6. Step 6: Final answer
    x = 393,597,436.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.