Home / 43,446,520.20-65,169,780.30-42,774,673.80

Finding the Fourth Proportional to 43,446,520.20, 65,169,780.30 and 42,774,673.80

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Solution

The fourth proportional to 43,446,520.20, 65,169,780.30 and 42,774,673.80 is: 64,162,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446,520.20 : 65,169,780.30 = 42,774,673.80 : x
  2. Step 2: Convert to fraction form
    43,446,520.20/65,169,780.30 = 42,774,673.80/x
  3. Step 3: Cross multiply
    43,446,520.20x = 65,169,780.30 × 42,774,673.80
  4. Step 4: Simplify right side
    43,446,520.20x = 2,787,616,093,950,166
  5. Step 5: Solve for x
    x = 2,787,616,093,950,166/43,446,520.20
  6. Step 6: Final answer
    x = 64,162,010.70

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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.