Home / 230,494,317.04-318,084,624.84-126,070,155.46

Finding the Fourth Proportional to 230,494,317.04, 318,084,624.84 and 126,070,155.46

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Solution

The fourth proportional to 230,494,317.04, 318,084,624.84 and 126,070,155.46 is: 173,978,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,494,317.04 : 318,084,624.84 = 126,070,155.46 : x
  2. Step 2: Convert to fraction form
    230,494,317.04/318,084,624.84 = 126,070,155.46/x
  3. Step 3: Cross multiply
    230,494,317.04x = 318,084,624.84 × 126,070,155.46
  4. Step 4: Simplify right side
    230,494,317.04x = 40,100,978,103,014,576
  5. Step 5: Solve for x
    x = 40,100,978,103,014,576/230,494,317.04
  6. Step 6: Final answer
    x = 173,978,164.05

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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.