Home / 79,889,535.24-119,841,133.61-28,069,633.69

Finding the Fourth Proportional to 79,889,535.24, 119,841,133.61 and 28,069,633.69

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Solution

The fourth proportional to 79,889,535.24, 119,841,133.61 and 28,069,633.69 is: 42,106,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,889,535.24 : 119,841,133.61 = 28,069,633.69 : x
  2. Step 2: Convert to fraction form
    79,889,535.24/119,841,133.61 = 28,069,633.69/x
  3. Step 3: Cross multiply
    79,889,535.24x = 119,841,133.61 × 28,069,633.69
  4. Step 4: Simplify right side
    79,889,535.24x = 3,363,896,721,286,699.50
  5. Step 5: Solve for x
    x = 3,363,896,721,286,699.50/79,889,535.24
  6. Step 6: Final answer
    x = 42,106,850.56

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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.