Home / 79,261,543.80-118,892,315.70-36,214,822.80

Finding the Fourth Proportional to 79,261,543.80, 118,892,315.70 and 36,214,822.80

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Solution

The fourth proportional to 79,261,543.80, 118,892,315.70 and 36,214,822.80 is: 54,322,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,261,543.80 : 118,892,315.70 = 36,214,822.80 : x
  2. Step 2: Convert to fraction form
    79,261,543.80/118,892,315.70 = 36,214,822.80/x
  3. Step 3: Cross multiply
    79,261,543.80x = 118,892,315.70 × 36,214,822.80
  4. Step 4: Simplify right side
    79,261,543.80x = 4,305,664,145,357,157.50
  5. Step 5: Solve for x
    x = 4,305,664,145,357,157.50/79,261,543.80
  6. Step 6: Final answer
    x = 54,322,234.20

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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.