Home / 121,296,916.21-181,880,639.53-62,945,841.57

Finding the Fourth Proportional to 121,296,916.21, 181,880,639.53 and 62,945,841.57

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Solution

The fourth proportional to 121,296,916.21, 181,880,639.53 and 62,945,841.57 is: 94,385,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,296,916.21 : 181,880,639.53 = 62,945,841.57 : x
  2. Step 2: Convert to fraction form
    121,296,916.21/181,880,639.53 = 62,945,841.57/x
  3. Step 3: Cross multiply
    121,296,916.21x = 181,880,639.53 × 62,945,841.57
  4. Step 4: Simplify right side
    121,296,916.21x = 11,448,629,920,505,660
  5. Step 5: Solve for x
    x = 11,448,629,920,505,660/121,296,916.21
  6. Step 6: Final answer
    x = 94,385,168.88

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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.