Home / 481,606,790.88-722,712,517.20-450,617,875.68

Finding the Fourth Proportional to 481,606,790.88, 722,712,517.20 and 450,617,875.68

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Solution

The fourth proportional to 481,606,790.88, 722,712,517.20 and 450,617,875.68 is: 676,209,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,606,790.88 : 722,712,517.20 = 450,617,875.68 : x
  2. Step 2: Convert to fraction form
    481,606,790.88/722,712,517.20 = 450,617,875.68/x
  3. Step 3: Cross multiply
    481,606,790.88x = 722,712,517.20 × 450,617,875.68
  4. Step 4: Simplify right side
    481,606,790.88x = 325,667,179,228,009,472
  5. Step 5: Solve for x
    x = 325,667,179,228,009,472/481,606,790.88
  6. Step 6: Final answer
    x = 676,209,690.97

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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.