Home / 122,805,682.88-169,486,704.84-69,895,255.76

Finding the Fourth Proportional to 122,805,682.88, 169,486,704.84 and 69,895,255.76

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Solution

The fourth proportional to 122,805,682.88, 169,486,704.84 and 69,895,255.76 is: 96,463,911.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,805,682.88 : 169,486,704.84 = 69,895,255.76 : x
  2. Step 2: Convert to fraction form
    122,805,682.88/169,486,704.84 = 69,895,255.76/x
  3. Step 3: Cross multiply
    122,805,682.88x = 169,486,704.84 × 69,895,255.76
  4. Step 4: Simplify right side
    122,805,682.88x = 11,846,316,582,711,432
  5. Step 5: Solve for x
    x = 11,846,316,582,711,432/122,805,682.88
  6. Step 6: Final answer
    x = 96,463,911.97

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