Home / 228,834,459.20-343,235,942.40-73,385,998.40

Finding the Fourth Proportional to 228,834,459.20, 343,235,942.40 and 73,385,998.40

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Solution

The fourth proportional to 228,834,459.20, 343,235,942.40 and 73,385,998.40 is: 110,073,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,834,459.20 : 343,235,942.40 = 73,385,998.40 : x
  2. Step 2: Convert to fraction form
    228,834,459.20/343,235,942.40 = 73,385,998.40/x
  3. Step 3: Cross multiply
    228,834,459.20x = 343,235,942.40 × 73,385,998.40
  4. Step 4: Simplify right side
    228,834,459.20x = 25,188,712,319,788,892
  5. Step 5: Solve for x
    x = 25,188,712,319,788,892/228,834,459.20
  6. Step 6: Final answer
    x = 110,073,947.81

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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.