Home / 982,476,396.89-1,355,836,299.41-536,457,444.47

Finding the Fourth Proportional to 982,476,396.89, 1,355,836,299.41 and 536,457,444.47

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Solution

The fourth proportional to 982,476,396.89, 1,355,836,299.41 and 536,457,444.47 is: 740,321,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,476,396.89 : 1,355,836,299.41 = 536,457,444.47 : x
  2. Step 2: Convert to fraction form
    982,476,396.89/1,355,836,299.41 = 536,457,444.47/x
  3. Step 3: Cross multiply
    982,476,396.89x = 1,355,836,299.41 × 536,457,444.47
  4. Step 4: Simplify right side
    982,476,396.89x = 727,348,476,301,150,464
  5. Step 5: Solve for x
    x = 727,348,476,301,150,464/982,476,396.89
  6. Step 6: Final answer
    x = 740,321,577.80

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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.