Home / 266,064,217.69-364,501,889.21-256,116,659.12

Finding the Fourth Proportional to 266,064,217.69, 364,501,889.21 and 256,116,659.12

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Solution

The fourth proportional to 266,064,217.69, 364,501,889.21 and 256,116,659.12 is: 350,873,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,064,217.69 : 364,501,889.21 = 256,116,659.12 : x
  2. Step 2: Convert to fraction form
    266,064,217.69/364,501,889.21 = 256,116,659.12/x
  3. Step 3: Cross multiply
    266,064,217.69x = 364,501,889.21 × 256,116,659.12
  4. Step 4: Simplify right side
    266,064,217.69x = 93,355,006,107,393,568
  5. Step 5: Solve for x
    x = 93,355,006,107,393,568/266,064,217.69
  6. Step 6: Final answer
    x = 350,873,961.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.