Home / 264,912,312.14-397,338,198.75-70,838,861.61

Finding the Fourth Proportional to 264,912,312.14, 397,338,198.75 and 70,838,861.61

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Solution

The fourth proportional to 264,912,312.14, 397,338,198.75 and 70,838,861.61 is: 106,250,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,912,312.14 : 397,338,198.75 = 70,838,861.61 : x
  2. Step 2: Convert to fraction form
    264,912,312.14/397,338,198.75 = 70,838,861.61/x
  3. Step 3: Cross multiply
    264,912,312.14x = 397,338,198.75 × 70,838,861.61
  4. Step 4: Simplify right side
    264,912,312.14x = 28,146,985,675,107,940
  5. Step 5: Solve for x
    x = 28,146,985,675,107,940/264,912,312.14
  6. Step 6: Final answer
    x = 106,250,198.22

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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.