Home / 189,393,041.46-284,100,584.67-53,089,053.78

Finding the Fourth Proportional to 189,393,041.46, 284,100,584.67 and 53,089,053.78

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Solution

The fourth proportional to 189,393,041.46, 284,100,584.67 and 53,089,053.78 is: 79,636,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,393,041.46 : 284,100,584.67 = 53,089,053.78 : x
  2. Step 2: Convert to fraction form
    189,393,041.46/284,100,584.67 = 53,089,053.78/x
  3. Step 3: Cross multiply
    189,393,041.46x = 284,100,584.67 × 53,089,053.78
  4. Step 4: Simplify right side
    189,393,041.46x = 15,082,631,218,475,074
  5. Step 5: Solve for x
    x = 15,082,631,218,475,074/189,393,041.46
  6. Step 6: Final answer
    x = 79,636,670.40

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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.