Home / 108,889,059.83-163,333,589.74-84,230,197.43

Finding the Fourth Proportional to 108,889,059.83, 163,333,589.74 and 84,230,197.43

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Solution

The fourth proportional to 108,889,059.83, 163,333,589.74 and 84,230,197.43 is: 126,345,296.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,889,059.83 : 163,333,589.74 = 84,230,197.43 : x
  2. Step 2: Convert to fraction form
    108,889,059.83/163,333,589.74 = 84,230,197.43/x
  3. Step 3: Cross multiply
    108,889,059.83x = 163,333,589.74 × 84,230,197.43
  4. Step 4: Simplify right side
    108,889,059.83x = 13,757,620,509,723,580
  5. Step 5: Solve for x
    x = 13,757,620,509,723,580/108,889,059.83
  6. Step 6: Final answer
    x = 126,345,296.14

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1.5x scale

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.