Home / 284,256,136.26-392,276,172.42-166,783,465.17

Finding the Fourth Proportional to 284,256,136.26, 392,276,172.42 and 166,783,465.17

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Solution

The fourth proportional to 284,256,136.26, 392,276,172.42 and 166,783,465.17 is: 230,162,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,256,136.26 : 392,276,172.42 = 166,783,465.17 : x
  2. Step 2: Convert to fraction form
    284,256,136.26/392,276,172.42 = 166,783,465.17/x
  3. Step 3: Cross multiply
    284,256,136.26x = 392,276,172.42 × 166,783,465.17
  4. Step 4: Simplify right side
    284,256,136.26x = 65,425,179,339,831,984
  5. Step 5: Solve for x
    x = 65,425,179,339,831,984/284,256,136.26
  6. Step 6: Final answer
    x = 230,162,768.69

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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.