Home / 505,593,888.36-757,724,952.23-214,100,325.96

Finding the Fourth Proportional to 505,593,888.36, 757,724,952.23 and 214,100,325.96

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Solution

The fourth proportional to 505,593,888.36, 757,724,952.23 and 214,100,325.96 is: 320,868,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,593,888.36 : 757,724,952.23 = 214,100,325.96 : x
  2. Step 2: Convert to fraction form
    505,593,888.36/757,724,952.23 = 214,100,325.96/x
  3. Step 3: Cross multiply
    505,593,888.36x = 757,724,952.23 × 214,100,325.96
  4. Step 4: Simplify right side
    505,593,888.36x = 162,229,159,260,468,448
  5. Step 5: Solve for x
    x = 162,229,159,260,468,448/505,593,888.36
  6. Step 6: Final answer
    x = 320,868,513.24

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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.