Home / 293,504,807.40-440,257,211.10-120,892,770.60

Finding the Fourth Proportional to 293,504,807.40, 440,257,211.10 and 120,892,770.60

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Solution

The fourth proportional to 293,504,807.40, 440,257,211.10 and 120,892,770.60 is: 181,339,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,504,807.40 : 440,257,211.10 = 120,892,770.60 : x
  2. Step 2: Convert to fraction form
    293,504,807.40/440,257,211.10 = 120,892,770.60/x
  3. Step 3: Cross multiply
    293,504,807.40x = 440,257,211.10 × 120,892,770.60
  4. Step 4: Simplify right side
    293,504,807.40x = 53,223,914,026,508,072
  5. Step 5: Solve for x
    x = 53,223,914,026,508,072/293,504,807.40
  6. Step 6: Final answer
    x = 181,339,155.90

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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.