Home / 103,895,096.96-143,312,764.92-68,613,226.58

Finding the Fourth Proportional to 103,895,096.96, 143,312,764.92 and 68,613,226.58

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Solution

The fourth proportional to 103,895,096.96, 143,312,764.92 and 68,613,226.58 is: 94,644,997.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,895,096.96 : 143,312,764.92 = 68,613,226.58 : x
  2. Step 2: Convert to fraction form
    103,895,096.96/143,312,764.92 = 68,613,226.58/x
  3. Step 3: Cross multiply
    103,895,096.96x = 143,312,764.92 × 68,613,226.58
  4. Step 4: Simplify right side
    103,895,096.96x = 9,833,151,211,262,234
  5. Step 5: Solve for x
    x = 9,833,151,211,262,234/103,895,096.96
  6. Step 6: Final answer
    x = 94,644,997.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.