Home / 114,204,950.66-157,603,031.88-61,994,021.78

Finding the Fourth Proportional to 114,204,950.66, 157,603,031.88 and 61,994,021.78

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Solution

The fourth proportional to 114,204,950.66, 157,603,031.88 and 61,994,021.78 is: 85,551,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,204,950.66 : 157,603,031.88 = 61,994,021.78 : x
  2. Step 2: Convert to fraction form
    114,204,950.66/157,603,031.88 = 61,994,021.78/x
  3. Step 3: Cross multiply
    114,204,950.66x = 157,603,031.88 × 61,994,021.78
  4. Step 4: Simplify right side
    114,204,950.66x = 9,770,445,790,962,754
  5. Step 5: Solve for x
    x = 9,770,445,790,962,754/114,204,950.66
  6. Step 6: Final answer
    x = 85,551,858.61

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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.