Home / 219,534,756.76-303,025,804.86-141,218,311.96

Finding the Fourth Proportional to 219,534,756.76, 303,025,804.86 and 141,218,311.96

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Solution

The fourth proportional to 219,534,756.76, 303,025,804.86 and 141,218,311.96 is: 194,924,909.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,534,756.76 : 303,025,804.86 = 141,218,311.96 : x
  2. Step 2: Convert to fraction form
    219,534,756.76/303,025,804.86 = 141,218,311.96/x
  3. Step 3: Cross multiply
    219,534,756.76x = 303,025,804.86 × 141,218,311.96
  4. Step 4: Simplify right side
    219,534,756.76x = 42,792,792,642,649,568
  5. Step 5: Solve for x
    x = 42,792,792,642,649,568/219,534,756.76
  6. Step 6: Final answer
    x = 194,924,909.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.