Home / 86,672,025.11-119,614,961.46-47,521,368.65

Finding the Fourth Proportional to 86,672,025.11, 119,614,961.46 and 47,521,368.65

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Solution

The fourth proportional to 86,672,025.11, 119,614,961.46 and 47,521,368.65 is: 65,583,637.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,672,025.11 : 119,614,961.46 = 47,521,368.65 : x
  2. Step 2: Convert to fraction form
    86,672,025.11/119,614,961.46 = 47,521,368.65/x
  3. Step 3: Cross multiply
    86,672,025.11x = 119,614,961.46 × 47,521,368.65
  4. Step 4: Simplify right side
    86,672,025.11x = 5,684,266,678,998,128
  5. Step 5: Solve for x
    x = 5,684,266,678,998,128/86,672,025.11
  6. Step 6: Final answer
    x = 65,583,637.54

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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.