Home / 31,825,220,299.88-47,729,687,887.92-9,435,733,201.28

Finding the Fourth Proportional to 31,825,220,299.88, 47,729,687,887.92 and 9,435,733,201.28

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Solution

The fourth proportional to 31,825,220,299.88, 47,729,687,887.92 and 9,435,733,201.28 is: 14,151,185,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,825,220,299.88 : 47,729,687,887.92 = 9,435,733,201.28 : x
  2. Step 2: Convert to fraction form
    31,825,220,299.88/47,729,687,887.92 = 9,435,733,201.28/x
  3. Step 3: Cross multiply
    31,825,220,299.88x = 47,729,687,887.92 × 9,435,733,201.28
  4. Step 4: Simplify right side
    31,825,220,299.88x = 450,364,600,690,778,636,288
  5. Step 5: Solve for x
    x = 450,364,600,690,778,636,288/31,825,220,299.88
  6. Step 6: Final answer
    x = 14,151,185,646.07

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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.