Home / 103,263,188.10-154,797,402.29-51,398,755.45

Finding the Fourth Proportional to 103,263,188.10, 154,797,402.29 and 51,398,755.45

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Solution

The fourth proportional to 103,263,188.10, 154,797,402.29 and 51,398,755.45 is: 77,049,662.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,263,188.10 : 154,797,402.29 = 51,398,755.45 : x
  2. Step 2: Convert to fraction form
    103,263,188.10/154,797,402.29 = 51,398,755.45/x
  3. Step 3: Cross multiply
    103,263,188.10x = 154,797,402.29 × 51,398,755.45
  4. Step 4: Simplify right side
    103,263,188.10x = 7,956,393,823,954,992
  5. Step 5: Solve for x
    x = 7,956,393,823,954,992/103,263,188.10
  6. Step 6: Final answer
    x = 77,049,662.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.