Home / 108,109,875.41-149,190,888.67-58,549,109.30

Finding the Fourth Proportional to 108,109,875.41, 149,190,888.67 and 58,549,109.30

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Solution

The fourth proportional to 108,109,875.41, 149,190,888.67 and 58,549,109.30 is: 80,797,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,109,875.41 : 149,190,888.67 = 58,549,109.30 : x
  2. Step 2: Convert to fraction form
    108,109,875.41/149,190,888.67 = 58,549,109.30/x
  3. Step 3: Cross multiply
    108,109,875.41x = 149,190,888.67 × 58,549,109.30
  4. Step 4: Simplify right side
    108,109,875.41x = 8,734,993,647,303,960
  5. Step 5: Solve for x
    x = 8,734,993,647,303,960/108,109,875.41
  6. Step 6: Final answer
    x = 80,797,370.40

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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.