Home / 107,523,554.40-161,285,331.60-39,343,586.40

Finding the Fourth Proportional to 107,523,554.40, 161,285,331.60 and 39,343,586.40

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Solution

The fourth proportional to 107,523,554.40, 161,285,331.60 and 39,343,586.40 is: 59,015,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,523,554.40 : 161,285,331.60 = 39,343,586.40 : x
  2. Step 2: Convert to fraction form
    107,523,554.40/161,285,331.60 = 39,343,586.40/x
  3. Step 3: Cross multiply
    107,523,554.40x = 161,285,331.60 × 39,343,586.40
  4. Step 4: Simplify right side
    107,523,554.40x = 6,345,543,378,857,250
  5. Step 5: Solve for x
    x = 6,345,543,378,857,250/107,523,554.40
  6. Step 6: Final answer
    x = 59,015,379.60

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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.