Home / 309,619,104,984.48-427,046,247,579.60-233,498,727,305.76

Finding the Fourth Proportional to 309,619,104,984.48, 427,046,247,579.60 and 233,498,727,305.76

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Solution

The fourth proportional to 309,619,104,984.48, 427,046,247,579.60 and 233,498,727,305.76 is: 322,056,209,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,619,104,984.48 : 427,046,247,579.60 = 233,498,727,305.76 : x
  2. Step 2: Convert to fraction form
    309,619,104,984.48/427,046,247,579.60 = 233,498,727,305.76/x
  3. Step 3: Cross multiply
    309,619,104,984.48x = 427,046,247,579.60 × 233,498,727,305.76
  4. Step 4: Simplify right side
    309,619,104,984.48x = 99,714,755,310,537,087,647,744
  5. Step 5: Solve for x
    x = 99,714,755,310,537,087,647,744/309,619,104,984.48
  6. Step 6: Final answer
    x = 322,056,209,404.57

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1.5x scale

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.