Home / 374,579,989,934.60-516,831,789,276.05-211,999,635,780.52

Finding the Fourth Proportional to 374,579,989,934.60, 516,831,789,276.05 and 211,999,635,780.52

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Solution

The fourth proportional to 374,579,989,934.60, 516,831,789,276.05 and 211,999,635,780.52 is: 292,509,354,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,579,989,934.60 : 516,831,789,276.05 = 211,999,635,780.52 : x
  2. Step 2: Convert to fraction form
    374,579,989,934.60/516,831,789,276.05 = 211,999,635,780.52/x
  3. Step 3: Cross multiply
    374,579,989,934.60x = 516,831,789,276.05 × 211,999,635,780.52
  4. Step 4: Simplify right side
    374,579,989,934.60x = 109,568,151,086,317,046,857,728
  5. Step 5: Solve for x
    x = 109,568,151,086,317,046,857,728/374,579,989,934.60
  6. Step 6: Final answer
    x = 292,509,354,558.55

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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.