Home / 255,522,015.81-383,129,795.28-117,174,310.14

Finding the Fourth Proportional to 255,522,015.81, 383,129,795.28 and 117,174,310.14

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Solution

The fourth proportional to 255,522,015.81, 383,129,795.28 and 117,174,310.14 is: 175,691,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,522,015.81 : 383,129,795.28 = 117,174,310.14 : x
  2. Step 2: Convert to fraction form
    255,522,015.81/383,129,795.28 = 117,174,310.14/x
  3. Step 3: Cross multiply
    255,522,015.81x = 383,129,795.28 × 117,174,310.14
  4. Step 4: Simplify right side
    255,522,015.81x = 44,892,969,456,013,424
  5. Step 5: Solve for x
    x = 44,892,969,456,013,424/255,522,015.81
  6. Step 6: Final answer
    x = 175,691,199.50

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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.