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Finding the Fourth Proportional to 176,289,906.15, 264,434,859.23 and 176,289,906.15

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Solution

The fourth proportional to 176,289,906.15, 264,434,859.23 and 176,289,906.15 is: 264,434,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,289,906.15 : 264,434,859.23 = 176,289,906.15 : x
  2. Step 2: Convert to fraction form
    176,289,906.15/264,434,859.23 = 176,289,906.15/x
  3. Step 3: Cross multiply
    176,289,906.15x = 264,434,859.23 × 176,289,906.15
  4. Step 4: Simplify right side
    176,289,906.15x = 46,617,196,516,445,160
  5. Step 5: Solve for x
    x = 46,617,196,516,445,160/176,289,906.15
  6. Step 6: Final answer
    x = 264,434,859.23

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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.