Home / 1,447,673,586.49-1,997,629,699.27-812,448,383.50

Finding the Fourth Proportional to 1,447,673,586.49, 1,997,629,699.27 and 812,448,383.50

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Solution

The fourth proportional to 1,447,673,586.49, 1,997,629,699.27 and 812,448,383.50 is: 1,121,089,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,673,586.49 : 1,997,629,699.27 = 812,448,383.50 : x
  2. Step 2: Convert to fraction form
    1,447,673,586.49/1,997,629,699.27 = 812,448,383.50/x
  3. Step 3: Cross multiply
    1,447,673,586.49x = 1,997,629,699.27 × 812,448,383.50
  4. Step 4: Simplify right side
    1,447,673,586.49x = 1,622,971,020,003,502,592
  5. Step 5: Solve for x
    x = 1,622,971,020,003,502,592/1,447,673,586.49
  6. Step 6: Final answer
    x = 1,121,089,059.82

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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.