Home / 9,139,039,241.09-13,709,498,150.73-3,163,155,640.11

Finding the Fourth Proportional to 9,139,039,241.09, 13,709,498,150.73 and 3,163,155,640.11

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Solution

The fourth proportional to 9,139,039,241.09, 13,709,498,150.73 and 3,163,155,640.11 is: 4,745,058,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,039,241.09 : 13,709,498,150.73 = 3,163,155,640.11 : x
  2. Step 2: Convert to fraction form
    9,139,039,241.09/13,709,498,150.73 = 3,163,155,640.11/x
  3. Step 3: Cross multiply
    9,139,039,241.09x = 13,709,498,150.73 × 3,163,155,640.11
  4. Step 4: Simplify right side
    9,139,039,241.09x = 43,365,276,398,559,215,616
  5. Step 5: Solve for x
    x = 43,365,276,398,559,215,616/9,139,039,241.09
  6. Step 6: Final answer
    x = 4,745,058,561.91

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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.