Home / 703,923,487.44-1,055,885,232.80-375,403,708.92

Finding the Fourth Proportional to 703,923,487.44, 1,055,885,232.80 and 375,403,708.92

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Solution

The fourth proportional to 703,923,487.44, 1,055,885,232.80 and 375,403,708.92 is: 563,105,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,923,487.44 : 1,055,885,232.80 = 375,403,708.92 : x
  2. Step 2: Convert to fraction form
    703,923,487.44/1,055,885,232.80 = 375,403,708.92/x
  3. Step 3: Cross multiply
    703,923,487.44x = 1,055,885,232.80 × 375,403,708.92
  4. Step 4: Simplify right side
    703,923,487.44x = 396,383,232,586,977,664
  5. Step 5: Solve for x
    x = 396,383,232,586,977,664/703,923,487.44
  6. Step 6: Final answer
    x = 563,105,564.25

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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.