Home / 531,214,782.10-795,755,040.66-264,517,017.12

Finding the Fourth Proportional to 531,214,782.10, 795,755,040.66 and 264,517,017.12

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Solution

The fourth proportional to 531,214,782.10, 795,755,040.66 and 264,517,017.12 is: 396,244,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,214,782.10 : 795,755,040.66 = 264,517,017.12 : x
  2. Step 2: Convert to fraction form
    531,214,782.10/795,755,040.66 = 264,517,017.12/x
  3. Step 3: Cross multiply
    531,214,782.10x = 795,755,040.66 × 264,517,017.12
  4. Step 4: Simplify right side
    531,214,782.10x = 210,490,749,713,587,520
  5. Step 5: Solve for x
    x = 210,490,749,713,587,520/531,214,782.10
  6. Step 6: Final answer
    x = 396,244,149.84

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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.