Home / 411,565,417,338.36-617,279,652,815.22-124,655,259,685.80

Finding the Fourth Proportional to 411,565,417,338.36, 617,279,652,815.22 and 124,655,259,685.80

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Solution

The fourth proportional to 411,565,417,338.36, 617,279,652,815.22 and 124,655,259,685.80 is: 186,962,150,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,565,417,338.36 : 617,279,652,815.22 = 124,655,259,685.80 : x
  2. Step 2: Convert to fraction form
    411,565,417,338.36/617,279,652,815.22 = 124,655,259,685.80/x
  3. Step 3: Cross multiply
    411,565,417,338.36x = 617,279,652,815.22 × 124,655,259,685.80
  4. Step 4: Simplify right side
    411,565,417,338.36x = 76,947,155,420,441,720,389,632
  5. Step 5: Solve for x
    x = 76,947,155,420,441,720,389,632/411,565,417,338.36
  6. Step 6: Final answer
    x = 186,962,150,313.96

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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.