Home / 186,783,010.40-280,174,515.60-176,201,429.60

Finding the Fourth Proportional to 186,783,010.40, 280,174,515.60 and 176,201,429.60

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Solution

The fourth proportional to 186,783,010.40, 280,174,515.60 and 176,201,429.60 is: 264,302,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,783,010.40 : 280,174,515.60 = 176,201,429.60 : x
  2. Step 2: Convert to fraction form
    186,783,010.40/280,174,515.60 = 176,201,429.60/x
  3. Step 3: Cross multiply
    186,783,010.40x = 280,174,515.60 × 176,201,429.60
  4. Step 4: Simplify right side
    186,783,010.40x = 49,367,150,186,207,504
  5. Step 5: Solve for x
    x = 49,367,150,186,207,504/186,783,010.40
  6. Step 6: Final answer
    x = 264,302,144.40

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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.