Home / 839,699,240.40-1,259,548,860.60-534,345,051.60

Finding the Fourth Proportional to 839,699,240.40, 1,259,548,860.60 and 534,345,051.60

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Solution

The fourth proportional to 839,699,240.40, 1,259,548,860.60 and 534,345,051.60 is: 801,517,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,699,240.40 : 1,259,548,860.60 = 534,345,051.60 : x
  2. Step 2: Convert to fraction form
    839,699,240.40/1,259,548,860.60 = 534,345,051.60/x
  3. Step 3: Cross multiply
    839,699,240.40x = 1,259,548,860.60 × 534,345,051.60
  4. Step 4: Simplify right side
    839,699,240.40x = 673,033,700,910,028,160
  5. Step 5: Solve for x
    x = 673,033,700,910,028,160/839,699,240.40
  6. Step 6: Final answer
    x = 801,517,577.40

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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.