Home / 831,670,564.73-1,147,714,449.26-460,398,796.25

Finding the Fourth Proportional to 831,670,564.73, 1,147,714,449.26 and 460,398,796.25

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Solution

The fourth proportional to 831,670,564.73, 1,147,714,449.26 and 460,398,796.25 is: 635,355,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,670,564.73 : 1,147,714,449.26 = 460,398,796.25 : x
  2. Step 2: Convert to fraction form
    831,670,564.73/1,147,714,449.26 = 460,398,796.25/x
  3. Step 3: Cross multiply
    831,670,564.73x = 1,147,714,449.26 × 460,398,796.25
  4. Step 4: Simplify right side
    831,670,564.73x = 528,406,350,875,733,760
  5. Step 5: Solve for x
    x = 528,406,350,875,733,760/831,670,564.73
  6. Step 6: Final answer
    x = 635,355,359.78

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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.