Home / 179,513,779.50-393,077,913.75

Finding the Third Proportional to 179,513,779.50 and 393,077,913.75

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Solution

The third proportional to 179,513,779.50 and 393,077,913.75 is: 860,715,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,513,779.50 : 393,077,913.75 = 393,077,913.75 : x
  2. Step 2: Convert to fraction form
    179,513,779.50/393,077,913.75 = 393,077,913.75/x
  3. Step 3: Cross multiply
    179,513,779.50x = 393,077,913.75 × 393,077,913.75
  4. Step 4: Simplify right side
    179,513,779.50x = 154,510,246,278,052,448
  5. Step 5: Solve for x
    x = 154,510,246,278,052,448/179,513,779.50
  6. Step 6: Final answer
    x = 860,715,242.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.