Home / 27,286,693,925.96-40,893,454,900.47-21,236,595,487.60

Finding the Fourth Proportional to 27,286,693,925.96, 40,893,454,900.47 and 21,236,595,487.60

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Solution

The fourth proportional to 27,286,693,925.96, 40,893,454,900.47 and 21,236,595,487.60 is: 31,826,419,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286,693,925.96 : 40,893,454,900.47 = 21,236,595,487.60 : x
  2. Step 2: Convert to fraction form
    27,286,693,925.96/40,893,454,900.47 = 21,236,595,487.60/x
  3. Step 3: Cross multiply
    27,286,693,925.96x = 40,893,454,900.47 × 21,236,595,487.60
  4. Step 4: Simplify right side
    27,286,693,925.96x = 868,437,759,811,695,280,128
  5. Step 5: Solve for x
    x = 868,437,759,811,695,280,128/27,286,693,925.96
  6. Step 6: Final answer
    x = 31,826,419,212.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.