Home / 1,231,542,282.74-1,847,298,009.08-298,872,855.86

Finding the Fourth Proportional to 1,231,542,282.74, 1,847,298,009.08 and 298,872,855.86

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Solution

The fourth proportional to 1,231,542,282.74, 1,847,298,009.08 and 298,872,855.86 is: 448,305,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,542,282.74 : 1,847,298,009.08 = 298,872,855.86 : x
  2. Step 2: Convert to fraction form
    1,231,542,282.74/1,847,298,009.08 = 298,872,855.86/x
  3. Step 3: Cross multiply
    1,231,542,282.74x = 1,847,298,009.08 × 298,872,855.86
  4. Step 4: Simplify right side
    1,231,542,282.74x = 552,107,231,598,231,808
  5. Step 5: Solve for x
    x = 552,107,231,598,231,808/1,231,542,282.74
  6. Step 6: Final answer
    x = 448,305,542.84

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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.