Home / 250,353,435.81-375,453,294.27-173,126,609.43

Finding the Fourth Proportional to 250,353,435.81, 375,453,294.27 and 173,126,609.43

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Solution

The fourth proportional to 250,353,435.81, 375,453,294.27 and 173,126,609.43 is: 259,636,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,353,435.81 : 375,453,294.27 = 173,126,609.43 : x
  2. Step 2: Convert to fraction form
    250,353,435.81/375,453,294.27 = 173,126,609.43/x
  3. Step 3: Cross multiply
    250,353,435.81x = 375,453,294.27 × 173,126,609.43
  4. Step 4: Simplify right side
    250,353,435.81x = 65,000,955,836,289,144
  5. Step 5: Solve for x
    x = 65,000,955,836,289,144/250,353,435.81
  6. Step 6: Final answer
    x = 259,636,763.63

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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.