Home / 109,728,255.80-164,592,383.70-99,650,559.80

Finding the Fourth Proportional to 109,728,255.80, 164,592,383.70 and 99,650,559.80

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Solution

The fourth proportional to 109,728,255.80, 164,592,383.70 and 99,650,559.80 is: 149,475,839.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,728,255.80 : 164,592,383.70 = 99,650,559.80 : x
  2. Step 2: Convert to fraction form
    109,728,255.80/164,592,383.70 = 99,650,559.80/x
  3. Step 3: Cross multiply
    109,728,255.80x = 164,592,383.70 × 99,650,559.80
  4. Step 4: Simplify right side
    109,728,255.80x = 16,401,723,174,521,394
  5. Step 5: Solve for x
    x = 16,401,723,174,521,394/109,728,255.80
  6. Step 6: Final answer
    x = 149,475,839.70

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1.5x scale

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.