Home / 208,609,339.20-312,955,999.20-174,765,076.80

Finding the Fourth Proportional to 208,609,339.20, 312,955,999.20 and 174,765,076.80

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Solution

The fourth proportional to 208,609,339.20, 312,955,999.20 and 174,765,076.80 is: 262,182,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,609,339.20 : 312,955,999.20 = 174,765,076.80 : x
  2. Step 2: Convert to fraction form
    208,609,339.20/312,955,999.20 = 174,765,076.80/x
  3. Step 3: Cross multiply
    208,609,339.20x = 312,955,999.20 × 174,765,076.80
  4. Step 4: Simplify right side
    208,609,339.20x = 54,693,779,235,208,744
  5. Step 5: Solve for x
    x = 54,693,779,235,208,744/208,609,339.20
  6. Step 6: Final answer
    x = 262,182,793.18

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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.