Home / 371,366,365.26-512,272,136.43-231,895,015.50

Finding the Fourth Proportional to 371,366,365.26, 512,272,136.43 and 231,895,015.50

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Solution

The fourth proportional to 371,366,365.26, 512,272,136.43 and 231,895,015.50 is: 319,881,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,366,365.26 : 512,272,136.43 = 231,895,015.50 : x
  2. Step 2: Convert to fraction form
    371,366,365.26/512,272,136.43 = 231,895,015.50/x
  3. Step 3: Cross multiply
    371,366,365.26x = 512,272,136.43 × 231,895,015.50
  4. Step 4: Simplify right side
    371,366,365.26x = 118,793,355,017,652,960
  5. Step 5: Solve for x
    x = 118,793,355,017,652,960/371,366,365.26
  6. Step 6: Final answer
    x = 319,881,836.73

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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.