Home / 317,139,358.38-475,727,216.84-83,964,011.30

Finding the Fourth Proportional to 317,139,358.38, 475,727,216.84 and 83,964,011.30

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Solution

The fourth proportional to 317,139,358.38, 475,727,216.84 and 83,964,011.30 is: 125,950,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,139,358.38 : 475,727,216.84 = 83,964,011.30 : x
  2. Step 2: Convert to fraction form
    317,139,358.38/475,727,216.84 = 83,964,011.30/x
  3. Step 3: Cross multiply
    317,139,358.38x = 475,727,216.84 × 83,964,011.30
  4. Step 4: Simplify right side
    317,139,358.38x = 39,943,965,410,471,304
  5. Step 5: Solve for x
    x = 39,943,965,410,471,304/317,139,358.38
  6. Step 6: Final answer
    x = 125,950,829.99

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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.