Home / 733,213,815.60-1,099,820,723.40-638,511,029.40

Finding the Fourth Proportional to 733,213,815.60, 1,099,820,723.40 and 638,511,029.40

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Solution

The fourth proportional to 733,213,815.60, 1,099,820,723.40 and 638,511,029.40 is: 957,766,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,213,815.60 : 1,099,820,723.40 = 638,511,029.40 : x
  2. Step 2: Convert to fraction form
    733,213,815.60/1,099,820,723.40 = 638,511,029.40/x
  3. Step 3: Cross multiply
    733,213,815.60x = 1,099,820,723.40 × 638,511,029.40
  4. Step 4: Simplify right side
    733,213,815.60x = 702,247,662,253,586,688
  5. Step 5: Solve for x
    x = 702,247,662,253,586,688/733,213,815.60
  6. Step 6: Final answer
    x = 957,766,544.10

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1.5x scale

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.