Home / 186,399,823.74-279,667,914.96-86,736,998.04

Finding the Fourth Proportional to 186,399,823.74, 279,667,914.96 and 86,736,998.04

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Solution

The fourth proportional to 186,399,823.74, 279,667,914.96 and 86,736,998.04 is: 130,137,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,399,823.74 : 279,667,914.96 = 86,736,998.04 : x
  2. Step 2: Convert to fraction form
    186,399,823.74/279,667,914.96 = 86,736,998.04/x
  3. Step 3: Cross multiply
    186,399,823.74x = 279,667,914.96 × 86,736,998.04
  4. Step 4: Simplify right side
    186,399,823.74x = 24,257,555,391,736,408
  5. Step 5: Solve for x
    x = 24,257,555,391,736,408/186,399,823.74
  6. Step 6: Final answer
    x = 130,137,222.80

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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.