Home / 31,825,220,304.38-47,729,687,894.66-9,435,733,205.78

Finding the Fourth Proportional to 31,825,220,304.38, 47,729,687,894.66 and 9,435,733,205.78

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Solution

The fourth proportional to 31,825,220,304.38, 47,729,687,894.66 and 9,435,733,205.78 is: 14,151,185,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,825,220,304.38 : 47,729,687,894.66 = 9,435,733,205.78 : x
  2. Step 2: Convert to fraction form
    31,825,220,304.38/47,729,687,894.66 = 9,435,733,205.78/x
  3. Step 3: Cross multiply
    31,825,220,304.38x = 47,729,687,894.66 × 9,435,733,205.78
  4. Step 4: Simplify right side
    31,825,220,304.38x = 450,364,600,969,159,114,752
  5. Step 5: Solve for x
    x = 450,364,600,969,159,114,752/31,825,220,304.38
  6. Step 6: Final answer
    x = 14,151,185,652.82

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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.