Home / 108,109,899.97-149,190,922.51-58,549,133.85

Finding the Fourth Proportional to 108,109,899.97, 149,190,922.51 and 58,549,133.85

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Solution

The fourth proportional to 108,109,899.97, 149,190,922.51 and 58,549,133.85 is: 80,797,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,109,899.97 : 149,190,922.51 = 58,549,133.85 : x
  2. Step 2: Convert to fraction form
    108,109,899.97/149,190,922.51 = 58,549,133.85/x
  3. Step 3: Cross multiply
    108,109,899.97x = 149,190,922.51 × 58,549,133.85
  4. Step 4: Simplify right side
    108,109,899.97x = 8,734,999,290,950,222
  5. Step 5: Solve for x
    x = 8,734,999,290,950,222/108,109,899.97
  6. Step 6: Final answer
    x = 80,797,404.25

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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.