Home / 57,579,477.20-86,201,254.20-55,899,861.20

Finding the Fourth Proportional to 57,579,477.20, 86,201,254.20 and 55,899,861.20

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Solution

The fourth proportional to 57,579,477.20, 86,201,254.20 and 55,899,861.20 is: 83,686,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,579,477.20 : 86,201,254.20 = 55,899,861.20 : x
  2. Step 2: Convert to fraction form
    57,579,477.20/86,201,254.20 = 55,899,861.20/x
  3. Step 3: Cross multiply
    57,579,477.20x = 86,201,254.20 × 55,899,861.20
  4. Step 4: Simplify right side
    57,579,477.20x = 4,818,638,145,045,917
  5. Step 5: Solve for x
    x = 4,818,638,145,045,917/57,579,477.20
  6. Step 6: Final answer
    x = 83,686,729.71

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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.