Home / 207,627,554.66-311,472,300.26-76,459,744.68

Finding the Fourth Proportional to 207,627,554.66, 311,472,300.26 and 76,459,744.68

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Solution

The fourth proportional to 207,627,554.66, 311,472,300.26 and 76,459,744.68 is: 114,701,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,627,554.66 : 311,472,300.26 = 76,459,744.68 : x
  2. Step 2: Convert to fraction form
    207,627,554.66/311,472,300.26 = 76,459,744.68/x
  3. Step 3: Cross multiply
    207,627,554.66x = 311,472,300.26 × 76,459,744.68
  4. Step 4: Simplify right side
    207,627,554.66x = 23,815,092,552,771,900
  5. Step 5: Solve for x
    x = 23,815,092,552,771,900/207,627,554.66
  6. Step 6: Final answer
    x = 114,701,021.22

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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.