Home / 76,637,154.96-114,974,035.20-25,519,616.64

Finding the Fourth Proportional to 76,637,154.96, 114,974,035.20 and 25,519,616.64

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Solution

The fourth proportional to 76,637,154.96, 114,974,035.20 and 25,519,616.64 is: 38,285,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,637,154.96 : 114,974,035.20 = 25,519,616.64 : x
  2. Step 2: Convert to fraction form
    76,637,154.96/114,974,035.20 = 25,519,616.64/x
  3. Step 3: Cross multiply
    76,637,154.96x = 114,974,035.20 × 25,519,616.64
  4. Step 4: Simplify right side
    76,637,154.96x = 2,934,093,301,857,866
  5. Step 5: Solve for x
    x = 2,934,093,301,857,866/76,637,154.96
  6. Step 6: Final answer
    x = 38,285,519.65

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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.