Home / 459,841,033.38-689,755,054.44-214,060,199.70

Finding the Fourth Proportional to 459,841,033.38, 689,755,054.44 and 214,060,199.70

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Solution

The fourth proportional to 459,841,033.38, 689,755,054.44 and 214,060,199.70 is: 321,087,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,841,033.38 : 689,755,054.44 = 214,060,199.70 : x
  2. Step 2: Convert to fraction form
    459,841,033.38/689,755,054.44 = 214,060,199.70/x
  3. Step 3: Cross multiply
    459,841,033.38x = 689,755,054.44 × 214,060,199.70
  4. Step 4: Simplify right side
    459,841,033.38x = 147,649,104,694,062,016
  5. Step 5: Solve for x
    x = 147,649,104,694,062,016/459,841,033.38
  6. Step 6: Final answer
    x = 321,087,275.77

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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.