Home / 441,931,865.56-609,759,323.82-285,265,420.60

Finding the Fourth Proportional to 441,931,865.56, 609,759,323.82 and 285,265,420.60

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Solution

The fourth proportional to 441,931,865.56, 609,759,323.82 and 285,265,420.60 is: 393,597,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,931,865.56 : 609,759,323.82 = 285,265,420.60 : x
  2. Step 2: Convert to fraction form
    441,931,865.56/609,759,323.82 = 285,265,420.60/x
  3. Step 3: Cross multiply
    441,931,865.56x = 609,759,323.82 × 285,265,420.60
  4. Step 4: Simplify right side
    441,931,865.56x = 173,943,249,974,283,936
  5. Step 5: Solve for x
    x = 173,943,249,974,283,936/441,931,865.56
  6. Step 6: Final answer
    x = 393,597,437.82

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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.