Home / 256,929,110,571.34-354,541,385,685.06-148,549,161,452.56

Finding the Fourth Proportional to 256,929,110,571.34, 354,541,385,685.06 and 148,549,161,452.56

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Solution

The fourth proportional to 256,929,110,571.34, 354,541,385,685.06 and 148,549,161,452.56 is: 204,985,824,403.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,929,110,571.34 : 354,541,385,685.06 = 148,549,161,452.56 : x
  2. Step 2: Convert to fraction form
    256,929,110,571.34/354,541,385,685.06 = 148,549,161,452.56/x
  3. Step 3: Cross multiply
    256,929,110,571.34x = 354,541,385,685.06 × 148,549,161,452.56
  4. Step 4: Simplify right side
    256,929,110,571.34x = 52,666,825,543,744,321,748,992
  5. Step 5: Solve for x
    x = 52,666,825,543,744,321,748,992/256,929,110,571.34
  6. Step 6: Final answer
    x = 204,985,824,403.58

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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.