Home / 531,726,137.57-797,707,784.12-163,298,270.39

Finding the Fourth Proportional to 531,726,137.57, 797,707,784.12 and 163,298,270.39

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Solution

The fourth proportional to 531,726,137.57, 797,707,784.12 and 163,298,270.39 is: 244,983,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,726,137.57 : 797,707,784.12 = 163,298,270.39 : x
  2. Step 2: Convert to fraction form
    531,726,137.57/797,707,784.12 = 163,298,270.39/x
  3. Step 3: Cross multiply
    531,726,137.57x = 797,707,784.12 × 163,298,270.39
  4. Step 4: Simplify right side
    531,726,137.57x = 130,264,301,418,630,464
  5. Step 5: Solve for x
    x = 130,264,301,418,630,464/531,726,137.57
  6. Step 6: Final answer
    x = 244,983,821.96

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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.