Home / 81,264,438.81-112,139,404.38-44,597,371.77

Finding the Fourth Proportional to 81,264,438.81, 112,139,404.38 and 44,597,371.77

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Solution

The fourth proportional to 81,264,438.81, 112,139,404.38 and 44,597,371.77 is: 61,541,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,264,438.81 : 112,139,404.38 = 44,597,371.77 : x
  2. Step 2: Convert to fraction form
    81,264,438.81/112,139,404.38 = 44,597,371.77/x
  3. Step 3: Cross multiply
    81,264,438.81x = 112,139,404.38 × 44,597,371.77
  4. Step 4: Simplify right side
    81,264,438.81x = 5,001,122,707,201,227
  5. Step 5: Solve for x
    x = 5,001,122,707,201,227/81,264,438.81
  6. Step 6: Final answer
    x = 61,541,343.06

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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.