Home / 605,097,372.30-907,646,058.45-519,003,930.30

Finding the Fourth Proportional to 605,097,372.30, 907,646,058.45 and 519,003,930.30

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Solution

The fourth proportional to 605,097,372.30, 907,646,058.45 and 519,003,930.30 is: 778,505,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,097,372.30 : 907,646,058.45 = 519,003,930.30 : x
  2. Step 2: Convert to fraction form
    605,097,372.30/907,646,058.45 = 519,003,930.30/x
  3. Step 3: Cross multiply
    605,097,372.30x = 907,646,058.45 × 519,003,930.30
  4. Step 4: Simplify right side
    605,097,372.30x = 471,071,871,656,853,568
  5. Step 5: Solve for x
    x = 471,071,871,656,853,568/605,097,372.30
  6. Step 6: Final answer
    x = 778,505,895.45

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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.