Home / 1,360,410,046.86-2,040,938,905.15-440,286,385.48

Finding the Fourth Proportional to 1,360,410,046.86, 2,040,938,905.15 and 440,286,385.48

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Solution

The fourth proportional to 1,360,410,046.86, 2,040,938,905.15 and 440,286,385.48 is: 660,534,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,410,046.86 : 2,040,938,905.15 = 440,286,385.48 : x
  2. Step 2: Convert to fraction form
    1,360,410,046.86/2,040,938,905.15 = 440,286,385.48/x
  3. Step 3: Cross multiply
    1,360,410,046.86x = 2,040,938,905.15 × 440,286,385.48
  4. Step 4: Simplify right side
    1,360,410,046.86x = 898,597,613,534,002,176
  5. Step 5: Solve for x
    x = 898,597,613,534,002,176/1,360,410,046.86
  6. Step 6: Final answer
    x = 660,534,384.91

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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.