Home / 86,766,468.52-119,741,467.98-51,952,504.90

Finding the Fourth Proportional to 86,766,468.52, 119,741,467.98 and 51,952,504.90

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Solution

The fourth proportional to 86,766,468.52, 119,741,467.98 and 51,952,504.90 is: 71,696,696.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,766,468.52 : 119,741,467.98 = 51,952,504.90 : x
  2. Step 2: Convert to fraction form
    86,766,468.52/119,741,467.98 = 51,952,504.90/x
  3. Step 3: Cross multiply
    86,766,468.52x = 119,741,467.98 × 51,952,504.90
  4. Step 4: Simplify right side
    86,766,468.52x = 6,220,869,201,964,143
  5. Step 5: Solve for x
    x = 6,220,869,201,964,143/86,766,468.52
  6. Step 6: Final answer
    x = 71,696,696.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.