Home / 336,997,999.60-505,496,999.40-132,532,745.20

Finding the Fourth Proportional to 336,997,999.60, 505,496,999.40 and 132,532,745.20

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Solution

The fourth proportional to 336,997,999.60, 505,496,999.40 and 132,532,745.20 is: 198,799,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,997,999.60 : 505,496,999.40 = 132,532,745.20 : x
  2. Step 2: Convert to fraction form
    336,997,999.60/505,496,999.40 = 132,532,745.20/x
  3. Step 3: Cross multiply
    336,997,999.60x = 505,496,999.40 × 132,532,745.20
  4. Step 4: Simplify right side
    336,997,999.60x = 66,994,905,020,844,752
  5. Step 5: Solve for x
    x = 66,994,905,020,844,752/336,997,999.60
  6. Step 6: Final answer
    x = 198,799,117.80

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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.