Home / 186,438,591,007.72-279,657,886,511.60-186,438,591,007.72

Finding the Fourth Proportional to 186,438,591,007.72, 279,657,886,511.60 and 186,438,591,007.72

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Solution

The fourth proportional to 186,438,591,007.72, 279,657,886,511.60 and 186,438,591,007.72 is: 279,657,886,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,438,591,007.72 : 279,657,886,511.60 = 186,438,591,007.72 : x
  2. Step 2: Convert to fraction form
    186,438,591,007.72/279,657,886,511.60 = 186,438,591,007.72/x
  3. Step 3: Cross multiply
    186,438,591,007.72x = 279,657,886,511.60 × 186,438,591,007.72
  4. Step 4: Simplify right side
    186,438,591,007.72x = 52,139,022,325,419,566,170,112
  5. Step 5: Solve for x
    x = 52,139,022,325,419,566,170,112/186,438,591,007.72
  6. Step 6: Final answer
    x = 279,657,886,511.60

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1.5x scale

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.