Home / 84,228,719.40-126,236,790.90-41,004,851.40

Finding the Fourth Proportional to 84,228,719.40, 126,236,790.90 and 41,004,851.40

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Solution

The fourth proportional to 84,228,719.40, 126,236,790.90 and 41,004,851.40 is: 61,455,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,228,719.40 : 126,236,790.90 = 41,004,851.40 : x
  2. Step 2: Convert to fraction form
    84,228,719.40/126,236,790.90 = 41,004,851.40/x
  3. Step 3: Cross multiply
    84,228,719.40x = 126,236,790.90 × 41,004,851.40
  4. Step 4: Simplify right side
    84,228,719.40x = 5,176,320,852,067,372
  5. Step 5: Solve for x
    x = 5,176,320,852,067,372/84,228,719.40
  6. Step 6: Final answer
    x = 61,455,533.09

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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.