Home / 186,783,080.40-280,174,620.60-176,201,499.60

Finding the Fourth Proportional to 186,783,080.40, 280,174,620.60 and 176,201,499.60

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Solution

The fourth proportional to 186,783,080.40, 280,174,620.60 and 176,201,499.60 is: 264,302,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,783,080.40 : 280,174,620.60 = 176,201,499.60 : x
  2. Step 2: Convert to fraction form
    186,783,080.40/280,174,620.60 = 176,201,499.60/x
  3. Step 3: Cross multiply
    186,783,080.40x = 280,174,620.60 × 176,201,499.60
  4. Step 4: Simplify right side
    186,783,080.40x = 49,367,188,299,581,056
  5. Step 5: Solve for x
    x = 49,367,188,299,581,056/186,783,080.40
  6. Step 6: Final answer
    x = 264,302,249.40

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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.