Home / 82,496,601.76-123,725,705.32-30,705,595.47

Finding the Fourth Proportional to 82,496,601.76, 123,725,705.32 and 30,705,595.47

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Solution

The fourth proportional to 82,496,601.76, 123,725,705.32 and 30,705,595.47 is: 46,051,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,496,601.76 : 123,725,705.32 = 30,705,595.47 : x
  2. Step 2: Convert to fraction form
    82,496,601.76/123,725,705.32 = 30,705,595.47/x
  3. Step 3: Cross multiply
    82,496,601.76x = 123,725,705.32 × 30,705,595.47
  4. Step 4: Simplify right side
    82,496,601.76x = 3,799,071,456,796,346.50
  5. Step 5: Solve for x
    x = 3,799,071,456,796,346.50/82,496,601.76
  6. Step 6: Final answer
    x = 46,051,247.88

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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.