Home / 115,332,523.56-159,159,304.32-62,409,231.72

Finding the Fourth Proportional to 115,332,523.56, 159,159,304.32 and 62,409,231.72

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Solution

The fourth proportional to 115,332,523.56, 159,159,304.32 and 62,409,231.72 is: 86,124,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,332,523.56 : 159,159,304.32 = 62,409,231.72 : x
  2. Step 2: Convert to fraction form
    115,332,523.56/159,159,304.32 = 62,409,231.72/x
  3. Step 3: Cross multiply
    115,332,523.56x = 159,159,304.32 × 62,409,231.72
  4. Step 4: Simplify right side
    115,332,523.56x = 9,933,009,903,700,876
  5. Step 5: Solve for x
    x = 9,933,009,903,700,876/115,332,523.56
  6. Step 6: Final answer
    x = 86,124,968.02

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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.