Home / 936,536,730.42-1,404,891,449.63-306,272,057.39

Finding the Fourth Proportional to 936,536,730.42, 1,404,891,449.63 and 306,272,057.39

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Solution

The fourth proportional to 936,536,730.42, 1,404,891,449.63 and 306,272,057.39 is: 459,436,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,536,730.42 : 1,404,891,449.63 = 306,272,057.39 : x
  2. Step 2: Convert to fraction form
    936,536,730.42/1,404,891,449.63 = 306,272,057.39/x
  3. Step 3: Cross multiply
    936,536,730.42x = 1,404,891,449.63 × 306,272,057.39
  4. Step 4: Simplify right side
    936,536,730.42x = 430,278,994,689,780,480
  5. Step 5: Solve for x
    x = 430,278,994,689,780,480/936,536,730.42
  6. Step 6: Final answer
    x = 459,436,326.11

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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.