Home / 186,759,701.72-280,149,769.62-77,595,910.16

Finding the Fourth Proportional to 186,759,701.72, 280,149,769.62 and 77,595,910.16

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Solution

The fourth proportional to 186,759,701.72, 280,149,769.62 and 77,595,910.16 is: 116,398,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,759,701.72 : 280,149,769.62 = 77,595,910.16 : x
  2. Step 2: Convert to fraction form
    186,759,701.72/280,149,769.62 = 77,595,910.16/x
  3. Step 3: Cross multiply
    186,759,701.72x = 280,149,769.62 × 77,595,910.16
  4. Step 4: Simplify right side
    186,759,701.72x = 21,738,476,354,778,216
  5. Step 5: Solve for x
    x = 21,738,476,354,778,216/186,759,701.72
  6. Step 6: Final answer
    x = 116,398,110.27

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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.