Home / 531,344,969.84-797,247,647.40-285,414,676.64

Finding the Fourth Proportional to 531,344,969.84, 797,247,647.40 and 285,414,676.64

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Solution

The fourth proportional to 531,344,969.84, 797,247,647.40 and 285,414,676.64 is: 428,245,664.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,344,969.84 : 797,247,647.40 = 285,414,676.64 : x
  2. Step 2: Convert to fraction form
    531,344,969.84/797,247,647.40 = 285,414,676.64/x
  3. Step 3: Cross multiply
    531,344,969.84x = 797,247,647.40 × 285,414,676.64
  4. Step 4: Simplify right side
    531,344,969.84x = 227,546,179,484,671,712
  5. Step 5: Solve for x
    x = 227,546,179,484,671,712/531,344,969.84
  6. Step 6: Final answer
    x = 428,245,664.12

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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.