Home / 79,952,089.94-119,928,134.91-28,834,108.75

Finding the Fourth Proportional to 79,952,089.94, 119,928,134.91 and 28,834,108.75

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Solution

The fourth proportional to 79,952,089.94, 119,928,134.91 and 28,834,108.75 is: 43,251,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,952,089.94 : 119,928,134.91 = 28,834,108.75 : x
  2. Step 2: Convert to fraction form
    79,952,089.94/119,928,134.91 = 28,834,108.75/x
  3. Step 3: Cross multiply
    79,952,089.94x = 119,928,134.91 × 28,834,108.75
  4. Step 4: Simplify right side
    79,952,089.94x = 3,458,020,884,275,313.50
  5. Step 5: Solve for x
    x = 3,458,020,884,275,313.50/79,952,089.94
  6. Step 6: Final answer
    x = 43,251,163.13

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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.