Home / 123,560,484.96-170,514,755.53-67,809,516.34

Finding the Fourth Proportional to 123,560,484.96, 170,514,755.53 and 67,809,516.34

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Solution

The fourth proportional to 123,560,484.96, 170,514,755.53 and 67,809,516.34 is: 93,577,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,560,484.96 : 170,514,755.53 = 67,809,516.34 : x
  2. Step 2: Convert to fraction form
    123,560,484.96/170,514,755.53 = 67,809,516.34/x
  3. Step 3: Cross multiply
    123,560,484.96x = 170,514,755.53 × 67,809,516.34
  4. Step 4: Simplify right side
    123,560,484.96x = 11,562,523,100,232,040
  5. Step 5: Solve for x
    x = 11,562,523,100,232,040/123,560,484.96
  6. Step 6: Final answer
    x = 93,577,838.45

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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.