Home / 164,469,421.02-246,529,672.71-76,957,206.51

Finding the Fourth Proportional to 164,469,421.02, 246,529,672.71 and 76,957,206.51

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Solution

The fourth proportional to 164,469,421.02, 246,529,672.71 and 76,957,206.51 is: 115,354,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,469,421.02 : 246,529,672.71 = 76,957,206.51 : x
  2. Step 2: Convert to fraction form
    164,469,421.02/246,529,672.71 = 76,957,206.51/x
  3. Step 3: Cross multiply
    164,469,421.02x = 246,529,672.71 × 76,957,206.51
  4. Step 4: Simplify right side
    164,469,421.02x = 18,972,234,932,353,532
  5. Step 5: Solve for x
    x = 18,972,234,932,353,532/164,469,421.02
  6. Step 6: Final answer
    x = 115,354,178.40

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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.