Home / 65,452,187,897.40-90,326,247,936.35-37,983,647,702.73

Finding the Fourth Proportional to 65,452,187,897.40, 90,326,247,936.35 and 37,983,647,702.73

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Solution

The fourth proportional to 65,452,187,897.40, 90,326,247,936.35 and 37,983,647,702.73 is: 52,418,727,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,452,187,897.40 : 90,326,247,936.35 = 37,983,647,702.73 : x
  2. Step 2: Convert to fraction form
    65,452,187,897.40/90,326,247,936.35 = 37,983,647,702.73/x
  3. Step 3: Cross multiply
    65,452,187,897.40x = 90,326,247,936.35 × 37,983,647,702.73
  4. Step 4: Simplify right side
    65,452,187,897.40x = 3,430,920,379,923,571,408,896
  5. Step 5: Solve for x
    x = 3,430,920,379,923,571,408,896/65,452,187,897.40
  6. Step 6: Final answer
    x = 52,418,727,167.71

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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.