Home / 61,243,072.70-91,864,609.05-50,614,252.70

Finding the Fourth Proportional to 61,243,072.70, 91,864,609.05 and 50,614,252.70

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Solution

The fourth proportional to 61,243,072.70, 91,864,609.05 and 50,614,252.70 is: 75,921,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,243,072.70 : 91,864,609.05 = 50,614,252.70 : x
  2. Step 2: Convert to fraction form
    61,243,072.70/91,864,609.05 = 50,614,252.70/x
  3. Step 3: Cross multiply
    61,243,072.70x = 91,864,609.05 × 50,614,252.70
  4. Step 4: Simplify right side
    61,243,072.70x = 4,649,658,536,643,407
  5. Step 5: Solve for x
    x = 4,649,658,536,643,407/61,243,072.70
  6. Step 6: Final answer
    x = 75,921,379.05

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Similar ratio
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1.5x scale

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.