Home / 190,542,608.82-262,851,849.45-124,501,716.18

Finding the Fourth Proportional to 190,542,608.82, 262,851,849.45 and 124,501,716.18

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Solution

The fourth proportional to 190,542,608.82, 262,851,849.45 and 124,501,716.18 is: 171,749,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,542,608.82 : 262,851,849.45 = 124,501,716.18 : x
  2. Step 2: Convert to fraction form
    190,542,608.82/262,851,849.45 = 124,501,716.18/x
  3. Step 3: Cross multiply
    190,542,608.82x = 262,851,849.45 × 124,501,716.18
  4. Step 4: Simplify right side
    190,542,608.82x = 32,725,506,357,611,988
  5. Step 5: Solve for x
    x = 32,725,506,357,611,988/190,542,608.82
  6. Step 6: Final answer
    x = 171,749,020.13

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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.