Home / 936,536,729.92-1,404,891,448.87-306,272,056.89

Finding the Fourth Proportional to 936,536,729.92, 1,404,891,448.87 and 306,272,056.89

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Solution

The fourth proportional to 936,536,729.92, 1,404,891,448.87 and 306,272,056.89 is: 459,436,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,536,729.92 : 1,404,891,448.87 = 306,272,056.89 : x
  2. Step 2: Convert to fraction form
    936,536,729.92/1,404,891,448.87 = 306,272,056.89/x
  3. Step 3: Cross multiply
    936,536,729.92x = 1,404,891,448.87 × 306,272,056.89
  4. Step 4: Simplify right side
    936,536,729.92x = 430,278,993,752,587,136
  5. Step 5: Solve for x
    x = 430,278,993,752,587,136/936,536,729.92
  6. Step 6: Final answer
    x = 459,436,325.35

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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.