Home / 505,331,356.70-757,997,035.05-233,233,564.70

Finding the Fourth Proportional to 505,331,356.70, 757,997,035.05 and 233,233,564.70

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Solution

The fourth proportional to 505,331,356.70, 757,997,035.05 and 233,233,564.70 is: 349,850,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,331,356.70 : 757,997,035.05 = 233,233,564.70 : x
  2. Step 2: Convert to fraction form
    505,331,356.70/757,997,035.05 = 233,233,564.70/x
  3. Step 3: Cross multiply
    505,331,356.70x = 757,997,035.05 × 233,233,564.70
  4. Step 4: Simplify right side
    505,331,356.70x = 176,790,350,516,742,336
  5. Step 5: Solve for x
    x = 176,790,350,516,742,336/505,331,356.70
  6. Step 6: Final answer
    x = 349,850,347.05

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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.