Home / 569,256,608.72-785,574,791.88-308,496,224.72

Finding the Fourth Proportional to 569,256,608.72, 785,574,791.88 and 308,496,224.72

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Solution

The fourth proportional to 569,256,608.72, 785,574,791.88 and 308,496,224.72 is: 425,725,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,256,608.72 : 785,574,791.88 = 308,496,224.72 : x
  2. Step 2: Convert to fraction form
    569,256,608.72/785,574,791.88 = 308,496,224.72/x
  3. Step 3: Cross multiply
    569,256,608.72x = 785,574,791.88 × 308,496,224.72
  4. Step 4: Simplify right side
    569,256,608.72x = 242,346,857,530,179,744
  5. Step 5: Solve for x
    x = 242,346,857,530,179,744/569,256,608.72
  6. Step 6: Final answer
    x = 425,725,154.21

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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.