Home / 410,673,623.12-566,729,599.68-245,668,147.28

Finding the Fourth Proportional to 410,673,623.12, 566,729,599.68 and 245,668,147.28

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Solution

The fourth proportional to 410,673,623.12, 566,729,599.68 and 245,668,147.28 is: 339,022,043.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,673,623.12 : 566,729,599.68 = 245,668,147.28 : x
  2. Step 2: Convert to fraction form
    410,673,623.12/566,729,599.68 = 245,668,147.28/x
  3. Step 3: Cross multiply
    410,673,623.12x = 566,729,599.68 × 245,668,147.28
  4. Step 4: Simplify right side
    410,673,623.12x = 139,227,410,762,121,664
  5. Step 5: Solve for x
    x = 139,227,410,762,121,664/410,673,623.12
  6. Step 6: Final answer
    x = 339,022,043.11

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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.