Home / 187,466,809,152.33-258,725,658,039.35-105,089,817,896.42

Finding the Fourth Proportional to 187,466,809,152.33, 258,725,658,039.35 and 105,089,817,896.42

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Solution

The fourth proportional to 187,466,809,152.33, 258,725,658,039.35 and 105,089,817,896.42 is: 145,035,979,496.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,466,809,152.33 : 258,725,658,039.35 = 105,089,817,896.42 : x
  2. Step 2: Convert to fraction form
    187,466,809,152.33/258,725,658,039.35 = 105,089,817,896.42/x
  3. Step 3: Cross multiply
    187,466,809,152.33x = 258,725,658,039.35 × 105,089,817,896.42
  4. Step 4: Simplify right side
    187,466,809,152.33x = 27,189,432,288,486,726,041,600
  5. Step 5: Solve for x
    x = 27,189,432,288,486,726,041,600/187,466,809,152.33
  6. Step 6: Final answer
    x = 145,035,979,496.47

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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.