Home / 145,633,588.80-218,450,383.20-88,096,243.20

Finding the Fourth Proportional to 145,633,588.80, 218,450,383.20 and 88,096,243.20

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Solution

The fourth proportional to 145,633,588.80, 218,450,383.20 and 88,096,243.20 is: 132,144,364.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,633,588.80 : 218,450,383.20 = 88,096,243.20 : x
  2. Step 2: Convert to fraction form
    145,633,588.80/218,450,383.20 = 88,096,243.20/x
  3. Step 3: Cross multiply
    145,633,588.80x = 218,450,383.20 × 88,096,243.20
  4. Step 4: Simplify right side
    145,633,588.80x = 19,244,658,085,520,392
  5. Step 5: Solve for x
    x = 19,244,658,085,520,392/145,633,588.80
  6. Step 6: Final answer
    x = 132,144,364.80

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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.