Home / 979,291,218.20-1,468,936,827.30-923,171,048.60

Finding the Fourth Proportional to 979,291,218.20, 1,468,936,827.30 and 923,171,048.60

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Solution

The fourth proportional to 979,291,218.20, 1,468,936,827.30 and 923,171,048.60 is: 1,384,756,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,291,218.20 : 1,468,936,827.30 = 923,171,048.60 : x
  2. Step 2: Convert to fraction form
    979,291,218.20/1,468,936,827.30 = 923,171,048.60/x
  3. Step 3: Cross multiply
    979,291,218.20x = 1,468,936,827.30 × 923,171,048.60
  4. Step 4: Simplify right side
    979,291,218.20x = 1,356,079,951,185,698,048
  5. Step 5: Solve for x
    x = 1,356,079,951,185,698,048/979,291,218.20
  6. Step 6: Final answer
    x = 1,384,756,572.90

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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.