Home / 86,304,964.86-119,129,234.49-68,696,167.50

Finding the Fourth Proportional to 86,304,964.86, 119,129,234.49 and 68,696,167.50

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Solution

The fourth proportional to 86,304,964.86, 119,129,234.49 and 68,696,167.50 is: 94,823,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,304,964.86 : 119,129,234.49 = 68,696,167.50 : x
  2. Step 2: Convert to fraction form
    86,304,964.86/119,129,234.49 = 68,696,167.50/x
  3. Step 3: Cross multiply
    86,304,964.86x = 119,129,234.49 × 68,696,167.50
  4. Step 4: Simplify right side
    86,304,964.86x = 8,183,721,846,671,817
  5. Step 5: Solve for x
    x = 8,183,721,846,671,817/86,304,964.86
  6. Step 6: Final answer
    x = 94,823,303.15

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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.