Home / 79,832,004.80-119,748,007.20-54,322,836.80

Finding the Fourth Proportional to 79,832,004.80, 119,748,007.20 and 54,322,836.80

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Solution

The fourth proportional to 79,832,004.80, 119,748,007.20 and 54,322,836.80 is: 81,484,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,832,004.80 : 119,748,007.20 = 54,322,836.80 : x
  2. Step 2: Convert to fraction form
    79,832,004.80/119,748,007.20 = 54,322,836.80/x
  3. Step 3: Cross multiply
    79,832,004.80x = 119,748,007.20 × 54,322,836.80
  4. Step 4: Simplify right side
    79,832,004.80x = 6,505,051,452,250,825
  5. Step 5: Solve for x
    x = 6,505,051,452,250,825/79,832,004.80
  6. Step 6: Final answer
    x = 81,484,255.20

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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.