Home / 180,345,810.94-393,895,607.06

Finding the Third Proportional to 180,345,810.94 and 393,895,607.06

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Solution

The third proportional to 180,345,810.94 and 393,895,607.06 is: 860,312,465.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,345,810.94 : 393,895,607.06 = 393,895,607.06 : x
  2. Step 2: Convert to fraction form
    180,345,810.94/393,895,607.06 = 393,895,607.06/x
  3. Step 3: Cross multiply
    180,345,810.94x = 393,895,607.06 × 393,895,607.06
  4. Step 4: Simplify right side
    180,345,810.94x = 155,153,749,263,135,392
  5. Step 5: Solve for x
    x = 155,153,749,263,135,392/180,345,810.94
  6. Step 6: Final answer
    x = 860,312,465.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.