Home / 86,357,960.87-129,572,745.46-37,810,757.03

Finding the Fourth Proportional to 86,357,960.87, 129,572,745.46 and 37,810,757.03

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Solution

The fourth proportional to 86,357,960.87, 129,572,745.46 and 37,810,757.03 is: 56,731,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,357,960.87 : 129,572,745.46 = 37,810,757.03 : x
  2. Step 2: Convert to fraction form
    86,357,960.87/129,572,745.46 = 37,810,757.03/x
  3. Step 3: Cross multiply
    86,357,960.87x = 129,572,745.46 × 37,810,757.03
  4. Step 4: Simplify right side
    86,357,960.87x = 4,899,243,595,555,705
  5. Step 5: Solve for x
    x = 4,899,243,595,555,705/86,357,960.87
  6. Step 6: Final answer
    x = 56,731,811.94

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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.