Home / 189,393,042.35-284,100,585.74-53,089,054.67

Finding the Fourth Proportional to 189,393,042.35, 284,100,585.74 and 53,089,054.67

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Solution

The fourth proportional to 189,393,042.35, 284,100,585.74 and 53,089,054.67 is: 79,636,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,393,042.35 : 284,100,585.74 = 53,089,054.67 : x
  2. Step 2: Convert to fraction form
    189,393,042.35/284,100,585.74 = 53,089,054.67/x
  3. Step 3: Cross multiply
    189,393,042.35x = 284,100,585.74 × 53,089,054.67
  4. Step 4: Simplify right side
    189,393,042.35x = 15,082,631,526,443,934
  5. Step 5: Solve for x
    x = 15,082,631,526,443,934/189,393,042.35
  6. Step 6: Final answer
    x = 79,636,671.65

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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.