Home / 525,453,032.30-788,179,548.45-331,961,269.10

Finding the Fourth Proportional to 525,453,032.30, 788,179,548.45 and 331,961,269.10

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Solution

The fourth proportional to 525,453,032.30, 788,179,548.45 and 331,961,269.10 is: 497,941,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,453,032.30 : 788,179,548.45 = 331,961,269.10 : x
  2. Step 2: Convert to fraction form
    525,453,032.30/788,179,548.45 = 331,961,269.10/x
  3. Step 3: Cross multiply
    525,453,032.30x = 788,179,548.45 × 331,961,269.10
  4. Step 4: Simplify right side
    525,453,032.30x = 261,645,083,182,126,976
  5. Step 5: Solve for x
    x = 261,645,083,182,126,976/525,453,032.30
  6. Step 6: Final answer
    x = 497,941,903.65

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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.