Home / 153,548,661.09-230,322,992.45-51,312,698.85

Finding the Fourth Proportional to 153,548,661.09, 230,322,992.45 and 51,312,698.85

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Solution

The fourth proportional to 153,548,661.09, 230,322,992.45 and 51,312,698.85 is: 76,969,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,548,661.09 : 230,322,992.45 = 51,312,698.85 : x
  2. Step 2: Convert to fraction form
    153,548,661.09/230,322,992.45 = 51,312,698.85/x
  3. Step 3: Cross multiply
    153,548,661.09x = 230,322,992.45 × 51,312,698.85
  4. Step 4: Simplify right side
    153,548,661.09x = 11,818,494,349,561,110
  5. Step 5: Solve for x
    x = 11,818,494,349,561,110/153,548,661.09
  6. Step 6: Final answer
    x = 76,969,048.55

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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.