Home / 56,155,777,385.92-84,232,815,780.96-13,661,074,782.40

Finding the Fourth Proportional to 56,155,777,385.92, 84,232,815,780.96 and 13,661,074,782.40

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Solution

The fourth proportional to 56,155,777,385.92, 84,232,815,780.96 and 13,661,074,782.40 is: 20,491,405,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,155,777,385.92 : 84,232,815,780.96 = 13,661,074,782.40 : x
  2. Step 2: Convert to fraction form
    56,155,777,385.92/84,232,815,780.96 = 13,661,074,782.40/x
  3. Step 3: Cross multiply
    56,155,777,385.92x = 84,232,815,780.96 × 13,661,074,782.40
  4. Step 4: Simplify right side
    56,155,777,385.92x = 1,150,710,795,515,817,492,480
  5. Step 5: Solve for x
    x = 1,150,710,795,515,817,492,480/56,155,777,385.92
  6. Step 6: Final answer
    x = 20,491,405,320.73

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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.