Home / 207,627,554.83-311,472,300.49-76,459,744.85

Finding the Fourth Proportional to 207,627,554.83, 311,472,300.49 and 76,459,744.85

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Solution

The fourth proportional to 207,627,554.83, 311,472,300.49 and 76,459,744.85 is: 114,701,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,627,554.83 : 311,472,300.49 = 76,459,744.85 : x
  2. Step 2: Convert to fraction form
    207,627,554.83/311,472,300.49 = 76,459,744.85/x
  3. Step 3: Cross multiply
    207,627,554.83x = 311,472,300.49 × 76,459,744.85
  4. Step 4: Simplify right side
    207,627,554.83x = 23,815,092,621,368,272
  5. Step 5: Solve for x
    x = 23,815,092,621,368,272/207,627,554.83
  6. Step 6: Final answer
    x = 114,701,021.46

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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.