Home / 103,263,189.10-154,797,403.78-51,398,756.45

Finding the Fourth Proportional to 103,263,189.10, 154,797,403.78 and 51,398,756.45

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Solution

The fourth proportional to 103,263,189.10, 154,797,403.78 and 51,398,756.45 is: 77,049,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,263,189.10 : 154,797,403.78 = 51,398,756.45 : x
  2. Step 2: Convert to fraction form
    103,263,189.10/154,797,403.78 = 51,398,756.45/x
  3. Step 3: Cross multiply
    103,263,189.10x = 154,797,403.78 × 51,398,756.45
  4. Step 4: Simplify right side
    103,263,189.10x = 7,956,394,055,980,530
  5. Step 5: Solve for x
    x = 7,956,394,055,980,530/103,263,189.10
  6. Step 6: Final answer
    x = 77,049,664.31

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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.