Home / 68,036,313.84-102,054,876.72-16,918,332.65

Finding the Fourth Proportional to 68,036,313.84, 102,054,876.72 and 16,918,332.65

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Solution

The fourth proportional to 68,036,313.84, 102,054,876.72 and 16,918,332.65 is: 25,377,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036,313.84 : 102,054,876.72 = 16,918,332.65 : x
  2. Step 2: Convert to fraction form
    68,036,313.84/102,054,876.72 = 16,918,332.65/x
  3. Step 3: Cross multiply
    68,036,313.84x = 102,054,876.72 × 16,918,332.65
  4. Step 4: Simplify right side
    68,036,313.84x = 1,726,598,353,429,538.25
  5. Step 5: Solve for x
    x = 1,726,598,353,429,538.25/68,036,313.84
  6. Step 6: Final answer
    x = 25,377,599.93

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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.