Home / 82,921,247.19-114,434,782.11-45,753,938.51

Finding the Fourth Proportional to 82,921,247.19, 114,434,782.11 and 45,753,938.51

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Solution

The fourth proportional to 82,921,247.19, 114,434,782.11 and 45,753,938.51 is: 63,142,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,921,247.19 : 114,434,782.11 = 45,753,938.51 : x
  2. Step 2: Convert to fraction form
    82,921,247.19/114,434,782.11 = 45,753,938.51/x
  3. Step 3: Cross multiply
    82,921,247.19x = 114,434,782.11 × 45,753,938.51
  4. Step 4: Simplify right side
    82,921,247.19x = 5,235,841,983,494,014
  5. Step 5: Solve for x
    x = 5,235,841,983,494,014/82,921,247.19
  6. Step 6: Final answer
    x = 63,142,344.83

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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.