Home / 103,970,786.38-155,980,097.50-34,892,756.60

Finding the Fourth Proportional to 103,970,786.38, 155,980,097.50 and 34,892,756.60

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Solution

The fourth proportional to 103,970,786.38, 155,980,097.50 and 34,892,756.60 is: 52,347,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,970,786.38 : 155,980,097.50 = 34,892,756.60 : x
  2. Step 2: Convert to fraction form
    103,970,786.38/155,980,097.50 = 34,892,756.60/x
  3. Step 3: Cross multiply
    103,970,786.38x = 155,980,097.50 × 34,892,756.60
  4. Step 4: Simplify right side
    103,970,786.38x = 5,442,575,576,337,305
  5. Step 5: Solve for x
    x = 5,442,575,576,337,305/103,970,786.38
  6. Step 6: Final answer
    x = 52,347,161.79

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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.