Home / 172,493,246.40-258,739,869.60-114,798,436.80

Finding the Fourth Proportional to 172,493,246.40, 258,739,869.60 and 114,798,436.80

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Solution

The fourth proportional to 172,493,246.40, 258,739,869.60 and 114,798,436.80 is: 172,197,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,493,246.40 : 258,739,869.60 = 114,798,436.80 : x
  2. Step 2: Convert to fraction form
    172,493,246.40/258,739,869.60 = 114,798,436.80/x
  3. Step 3: Cross multiply
    172,493,246.40x = 258,739,869.60 × 114,798,436.80
  4. Step 4: Simplify right side
    172,493,246.40x = 29,702,932,567,915,840
  5. Step 5: Solve for x
    x = 29,702,932,567,915,840/172,493,246.40
  6. Step 6: Final answer
    x = 172,197,655.20

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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.