Home / 56,133,614.70-84,200,422.05-49,191,201.90

Finding the Fourth Proportional to 56,133,614.70, 84,200,422.05 and 49,191,201.90

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Solution

The fourth proportional to 56,133,614.70, 84,200,422.05 and 49,191,201.90 is: 73,786,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133,614.70 : 84,200,422.05 = 49,191,201.90 : x
  2. Step 2: Convert to fraction form
    56,133,614.70/84,200,422.05 = 49,191,201.90/x
  3. Step 3: Cross multiply
    56,133,614.70x = 84,200,422.05 × 49,191,201.90
  4. Step 4: Simplify right side
    56,133,614.70x = 4,141,919,961,126,761.50
  5. Step 5: Solve for x
    x = 4,141,919,961,126,761.50/56,133,614.70
  6. Step 6: Final answer
    x = 73,786,802.85

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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.