Home / 197,307,936,358.15-296,086,402,149.21-83,987,477,376.30

Finding the Fourth Proportional to 197,307,936,358.15, 296,086,402,149.21 and 83,987,477,376.30

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Solution

The fourth proportional to 197,307,936,358.15, 296,086,402,149.21 and 83,987,477,376.30 is: 126,034,210,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,307,936,358.15 : 296,086,402,149.21 = 83,987,477,376.30 : x
  2. Step 2: Convert to fraction form
    197,307,936,358.15/296,086,402,149.21 = 83,987,477,376.30/x
  3. Step 3: Cross multiply
    197,307,936,358.15x = 296,086,402,149.21 × 83,987,477,376.30
  4. Step 4: Simplify right side
    197,307,936,358.15x = 24,867,550,001,936,843,407,360
  5. Step 5: Solve for x
    x = 24,867,550,001,936,843,407,360/197,307,936,358.15
  6. Step 6: Final answer
    x = 126,034,210,589.47

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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.