Home / 76,617,993.00-105,736,178.39-43,129,631.11

Finding the Fourth Proportional to 76,617,993.00, 105,736,178.39 and 43,129,631.11

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Solution

The fourth proportional to 76,617,993.00, 105,736,178.39 and 43,129,631.11 is: 59,520,775.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,617,993.00 : 105,736,178.39 = 43,129,631.11 : x
  2. Step 2: Convert to fraction form
    76,617,993.00/105,736,178.39 = 43,129,631.11/x
  3. Step 3: Cross multiply
    76,617,993.00x = 105,736,178.39 × 43,129,631.11
  4. Step 4: Simplify right side
    76,617,993.00x = 4,560,362,368,924,526
  5. Step 5: Solve for x
    x = 4,560,362,368,924,526/76,617,993.00
  6. Step 6: Final answer
    x = 59,520,775.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.