Home / 713,644,128.96-982,993,938.32-504,440,607.84

Finding the Fourth Proportional to 713,644,128.96, 982,993,938.32 and 504,440,607.84

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Solution

The fourth proportional to 713,644,128.96, 982,993,938.32 and 504,440,607.84 is: 694,830,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,644,128.96 : 982,993,938.32 = 504,440,607.84 : x
  2. Step 2: Convert to fraction form
    713,644,128.96/982,993,938.32 = 504,440,607.84/x
  3. Step 3: Cross multiply
    713,644,128.96x = 982,993,938.32 × 504,440,607.84
  4. Step 4: Simplify right side
    713,644,128.96x = 495,862,059,749,176,256
  5. Step 5: Solve for x
    x = 495,862,059,749,176,256/713,644,128.96
  6. Step 6: Final answer
    x = 694,830,994.37

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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.