Home / 79,812,012.66-119,660,536.09-49,043,011.25

Finding the Fourth Proportional to 79,812,012.66, 119,660,536.09 and 49,043,011.25

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Solution

The fourth proportional to 79,812,012.66, 119,660,536.09 and 49,043,011.25 is: 73,529,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,812,012.66 : 119,660,536.09 = 49,043,011.25 : x
  2. Step 2: Convert to fraction form
    79,812,012.66/119,660,536.09 = 49,043,011.25/x
  3. Step 3: Cross multiply
    79,812,012.66x = 119,660,536.09 × 49,043,011.25
  4. Step 4: Simplify right side
    79,812,012.66x = 5,868,513,017,804,682
  5. Step 5: Solve for x
    x = 5,868,513,017,804,682/79,812,012.66
  6. Step 6: Final answer
    x = 73,529,194.69

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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.