Home / 197,307,936,360.15-296,086,402,152.21-83,987,477,378.31

Finding the Fourth Proportional to 197,307,936,360.15, 296,086,402,152.21 and 83,987,477,378.31

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Solution

The fourth proportional to 197,307,936,360.15, 296,086,402,152.21 and 83,987,477,378.31 is: 126,034,210,592.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,307,936,360.15 : 296,086,402,152.21 = 83,987,477,378.31 : x
  2. Step 2: Convert to fraction form
    197,307,936,360.15/296,086,402,152.21 = 83,987,477,378.31/x
  3. Step 3: Cross multiply
    197,307,936,360.15x = 296,086,402,152.21 × 83,987,477,378.31
  4. Step 4: Simplify right side
    197,307,936,360.15x = 24,867,550,002,783,937,626,112
  5. Step 5: Solve for x
    x = 24,867,550,002,783,937,626,112/197,307,936,360.15
  6. Step 6: Final answer
    x = 126,034,210,592.49

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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.