Home / 82,363,764.99-113,669,185.95-45,201,216.90

Finding the Fourth Proportional to 82,363,764.99, 113,669,185.95 and 45,201,216.90

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Solution

The fourth proportional to 82,363,764.99, 113,669,185.95 and 45,201,216.90 is: 62,381,625.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,363,764.99 : 113,669,185.95 = 45,201,216.90 : x
  2. Step 2: Convert to fraction form
    82,363,764.99/113,669,185.95 = 45,201,216.90/x
  3. Step 3: Cross multiply
    82,363,764.99x = 113,669,185.95 × 45,201,216.90
  4. Step 4: Simplify right side
    82,363,764.99x = 5,137,985,528,972,383
  5. Step 5: Solve for x
    x = 5,137,985,528,972,383/82,363,764.99
  6. Step 6: Final answer
    x = 62,381,625.34

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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.