Home / 441,931,864.48-609,759,322.56-285,265,419.60

Finding the Fourth Proportional to 441,931,864.48, 609,759,322.56 and 285,265,419.60

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Solution

The fourth proportional to 441,931,864.48, 609,759,322.56 and 285,265,419.60 is: 393,597,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,931,864.48 : 609,759,322.56 = 285,265,419.60 : x
  2. Step 2: Convert to fraction form
    441,931,864.48/609,759,322.56 = 285,265,419.60/x
  3. Step 3: Cross multiply
    441,931,864.48x = 609,759,322.56 × 285,265,419.60
  4. Step 4: Simplify right side
    441,931,864.48x = 173,943,249,005,090,144
  5. Step 5: Solve for x
    x = 173,943,249,005,090,144/441,931,864.48
  6. Step 6: Final answer
    x = 393,597,436.59

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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.