Home / 297,230,415.40-445,845,623.10-220,702,911.40

Finding the Fourth Proportional to 297,230,415.40, 445,845,623.10 and 220,702,911.40

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Solution

The fourth proportional to 297,230,415.40, 445,845,623.10 and 220,702,911.40 is: 331,054,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,230,415.40 : 445,845,623.10 = 220,702,911.40 : x
  2. Step 2: Convert to fraction form
    297,230,415.40/445,845,623.10 = 220,702,911.40/x
  3. Step 3: Cross multiply
    297,230,415.40x = 445,845,623.10 × 220,702,911.40
  4. Step 4: Simplify right side
    297,230,415.40x = 98,399,427,053,117,104
  5. Step 5: Solve for x
    x = 98,399,427,053,117,104/297,230,415.40
  6. Step 6: Final answer
    x = 331,054,367.10

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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.