Home / 53,121,324,923.01-79,695,963,273.96-19,090,294,037.91

Finding the Fourth Proportional to 53,121,324,923.01, 79,695,963,273.96 and 19,090,294,037.91

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Solution

The fourth proportional to 53,121,324,923.01, 79,695,963,273.96 and 19,090,294,037.91 is: 28,640,463,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,121,324,923.01 : 79,695,963,273.96 = 19,090,294,037.91 : x
  2. Step 2: Convert to fraction form
    53,121,324,923.01/79,695,963,273.96 = 19,090,294,037.91/x
  3. Step 3: Cross multiply
    53,121,324,923.01x = 79,695,963,273.96 × 19,090,294,037.91
  4. Step 4: Simplify right side
    53,121,324,923.01x = 1,521,419,372,534,373,023,744
  5. Step 5: Solve for x
    x = 1,521,419,372,534,373,023,744/53,121,324,923.01
  6. Step 6: Final answer
    x = 28,640,463,594.22

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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.