Home / 264,219,909.70-396,329,864.55-166,009,612.90

Finding the Fourth Proportional to 264,219,909.70, 396,329,864.55 and 166,009,612.90

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Solution

The fourth proportional to 264,219,909.70, 396,329,864.55 and 166,009,612.90 is: 249,014,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,219,909.70 : 396,329,864.55 = 166,009,612.90 : x
  2. Step 2: Convert to fraction form
    264,219,909.70/396,329,864.55 = 166,009,612.90/x
  3. Step 3: Cross multiply
    264,219,909.70x = 396,329,864.55 × 166,009,612.90
  4. Step 4: Simplify right side
    264,219,909.70x = 65,794,567,394,654,936
  5. Step 5: Solve for x
    x = 65,794,567,394,654,936/264,219,909.70
  6. Step 6: Final answer
    x = 249,014,419.35

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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.