Home / 410,019,622,916.13-614,805,228,209.88-325,571,883,965.52

Finding the Fourth Proportional to 410,019,622,916.13, 614,805,228,209.88 and 325,571,883,965.52

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Solution

The fourth proportional to 410,019,622,916.13, 614,805,228,209.88 and 325,571,883,965.52 is: 488,179,797,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,019,622,916.13 : 614,805,228,209.88 = 325,571,883,965.52 : x
  2. Step 2: Convert to fraction form
    410,019,622,916.13/614,805,228,209.88 = 325,571,883,965.52/x
  3. Step 3: Cross multiply
    410,019,622,916.13x = 614,805,228,209.88 × 325,571,883,965.52
  4. Step 4: Simplify right side
    410,019,622,916.13x = 200,163,296,420,142,103,134,208
  5. Step 5: Solve for x
    x = 200,163,296,420,142,103,134,208/410,019,622,916.13
  6. Step 6: Final answer
    x = 488,179,797,338.84

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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.