Home / 82,186,945.45-113,363,360.36-52,855,382.59

Finding the Fourth Proportional to 82,186,945.45, 113,363,360.36 and 52,855,382.59

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Solution

The fourth proportional to 82,186,945.45, 113,363,360.36 and 52,855,382.59 is: 72,905,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,186,945.45 : 113,363,360.36 = 52,855,382.59 : x
  2. Step 2: Convert to fraction form
    82,186,945.45/113,363,360.36 = 52,855,382.59/x
  3. Step 3: Cross multiply
    82,186,945.45x = 113,363,360.36 × 52,855,382.59
  4. Step 4: Simplify right side
    82,186,945.45x = 5,991,863,783,166,362
  5. Step 5: Solve for x
    x = 5,991,863,783,166,362/82,186,945.45
  6. Step 6: Final answer
    x = 72,905,298.41

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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.