Home / 14,707,487,089.44-20,302,594,799.76-9,887,647,404.96

Finding the Fourth Proportional to 14,707,487,089.44, 20,302,594,799.76 and 9,887,647,404.96

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Solution

The fourth proportional to 14,707,487,089.44, 20,302,594,799.76 and 9,887,647,404.96 is: 13,649,163,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,707,487,089.44 : 20,302,594,799.76 = 9,887,647,404.96 : x
  2. Step 2: Convert to fraction form
    14,707,487,089.44/20,302,594,799.76 = 9,887,647,404.96/x
  3. Step 3: Cross multiply
    14,707,487,089.44x = 20,302,594,799.76 × 9,887,647,404.96
  4. Step 4: Simplify right side
    14,707,487,089.44x = 200,744,898,785,801,306,112
  5. Step 5: Solve for x
    x = 200,744,898,785,801,306,112/14,707,487,089.44
  6. Step 6: Final answer
    x = 13,649,163,692.28

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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.