Home / 568,031,302.60-852,046,953.90-261,921,286.60

Finding the Fourth Proportional to 568,031,302.60, 852,046,953.90 and 261,921,286.60

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Solution

The fourth proportional to 568,031,302.60, 852,046,953.90 and 261,921,286.60 is: 392,881,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,031,302.60 : 852,046,953.90 = 261,921,286.60 : x
  2. Step 2: Convert to fraction form
    568,031,302.60/852,046,953.90 = 261,921,286.60/x
  3. Step 3: Cross multiply
    568,031,302.60x = 852,046,953.90 × 261,921,286.60
  4. Step 4: Simplify right side
    568,031,302.60x = 223,169,234,409,098,880
  5. Step 5: Solve for x
    x = 223,169,234,409,098,880/568,031,302.60
  6. Step 6: Final answer
    x = 392,881,929.90

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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.