Home / 362,982,465,043.80-500,959,726,476.48-206,590,681,406.40

Finding the Fourth Proportional to 362,982,465,043.80, 500,959,726,476.48 and 206,590,681,406.40

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Solution

The fourth proportional to 362,982,465,043.80, 500,959,726,476.48 and 206,590,681,406.40 is: 285,120,139,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,982,465,043.80 : 500,959,726,476.48 = 206,590,681,406.40 : x
  2. Step 2: Convert to fraction form
    362,982,465,043.80/500,959,726,476.48 = 206,590,681,406.40/x
  3. Step 3: Cross multiply
    362,982,465,043.80x = 500,959,726,476.48 × 206,590,681,406.40
  4. Step 4: Simplify right side
    362,982,465,043.80x = 103,493,611,249,939,754,516,480
  5. Step 5: Solve for x
    x = 103,493,611,249,939,754,516,480/362,982,465,043.80
  6. Step 6: Final answer
    x = 285,120,139,997.54

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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.