Home / 362,982,465,019.62-500,959,726,443.54-206,590,681,382.40

Finding the Fourth Proportional to 362,982,465,019.62, 500,959,726,443.54 and 206,590,681,382.40

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Solution

The fourth proportional to 362,982,465,019.62, 500,959,726,443.54 and 206,590,681,382.40 is: 285,120,139,964.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,982,465,019.62 : 500,959,726,443.54 = 206,590,681,382.40 : x
  2. Step 2: Convert to fraction form
    362,982,465,019.62/500,959,726,443.54 = 206,590,681,382.40/x
  3. Step 3: Cross multiply
    362,982,465,019.62x = 500,959,726,443.54 × 206,590,681,382.40
  4. Step 4: Simplify right side
    362,982,465,019.62x = 103,493,611,231,111,624,523,776
  5. Step 5: Solve for x
    x = 103,493,611,231,111,624,523,776/362,982,465,019.62
  6. Step 6: Final answer
    x = 285,120,139,964.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.