Home / 143,154,872.44-218,892,392.72

Finding the Third Proportional to 143,154,872.44 and 218,892,392.72

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Solution

The third proportional to 143,154,872.44 and 218,892,392.72 is: 334,699,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,154,872.44 : 218,892,392.72 = 218,892,392.72 : x
  2. Step 2: Convert to fraction form
    143,154,872.44/218,892,392.72 = 218,892,392.72/x
  3. Step 3: Cross multiply
    143,154,872.44x = 218,892,392.72 × 218,892,392.72
  4. Step 4: Simplify right side
    143,154,872.44x = 47,913,879,590,139,480
  5. Step 5: Solve for x
    x = 47,913,879,590,139,480/143,154,872.44
  6. Step 6: Final answer
    x = 334,699,607.32

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.