Home / 320,728,096.76-442,604,773.40-174,050,380.76

Finding the Fourth Proportional to 320,728,096.76, 442,604,773.40 and 174,050,380.76

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Solution

The fourth proportional to 320,728,096.76, 442,604,773.40 and 174,050,380.76 is: 240,189,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,728,096.76 : 442,604,773.40 = 174,050,380.76 : x
  2. Step 2: Convert to fraction form
    320,728,096.76/442,604,773.40 = 174,050,380.76/x
  3. Step 3: Cross multiply
    320,728,096.76x = 442,604,773.40 × 174,050,380.76
  4. Step 4: Simplify right side
    320,728,096.76x = 77,035,529,333,380,240
  5. Step 5: Solve for x
    x = 77,035,529,333,380,240/320,728,096.76
  6. Step 6: Final answer
    x = 240,189,525.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.