Home / 257,148,110.70-354,867,268.41-151,324,921.58

Finding the Fourth Proportional to 257,148,110.70, 354,867,268.41 and 151,324,921.58

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Solution

The fourth proportional to 257,148,110.70, 354,867,268.41 and 151,324,921.58 is: 208,830,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,148,110.70 : 354,867,268.41 = 151,324,921.58 : x
  2. Step 2: Convert to fraction form
    257,148,110.70/354,867,268.41 = 151,324,921.58/x
  3. Step 3: Cross multiply
    257,148,110.70x = 354,867,268.41 × 151,324,921.58
  4. Step 4: Simplify right side
    257,148,110.70x = 53,700,261,561,677,728
  5. Step 5: Solve for x
    x = 53,700,261,561,677,728/257,148,110.70
  6. Step 6: Final answer
    x = 208,830,084.01

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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.