Home / 50,768,783.08-76,183,431.90-18,423,209.32

Finding the Fourth Proportional to 50,768,783.08, 76,183,431.90 and 18,423,209.32

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Solution

The fourth proportional to 50,768,783.08, 76,183,431.90 and 18,423,209.32 is: 27,645,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,768,783.08 : 76,183,431.90 = 18,423,209.32 : x
  2. Step 2: Convert to fraction form
    50,768,783.08/76,183,431.90 = 18,423,209.32/x
  3. Step 3: Cross multiply
    50,768,783.08x = 76,183,431.90 × 18,423,209.32
  4. Step 4: Simplify right side
    50,768,783.08x = 1,403,543,312,609,665.50
  5. Step 5: Solve for x
    x = 1,403,543,312,609,665.50/50,768,783.08
  6. Step 6: Final answer
    x = 27,645,793.88

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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.