Home / 831,503,332.92-1,147,460,680.62-460,217,415.48

Finding the Fourth Proportional to 831,503,332.92, 1,147,460,680.62 and 460,217,415.48

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Solution

The fourth proportional to 831,503,332.92, 1,147,460,680.62 and 460,217,415.48 is: 635,092,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,503,332.92 : 1,147,460,680.62 = 460,217,415.48 : x
  2. Step 2: Convert to fraction form
    831,503,332.92/1,147,460,680.62 = 460,217,415.48/x
  3. Step 3: Cross multiply
    831,503,332.92x = 1,147,460,680.62 × 460,217,415.48
  4. Step 4: Simplify right side
    831,503,332.92x = 528,081,388,799,858,112
  5. Step 5: Solve for x
    x = 528,081,388,799,858,112/831,503,332.92
  6. Step 6: Final answer
    x = 635,092,329.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.