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Finding the Fourth Proportional to 177,172,415.40, 265,758,623.10 and 177,172,415.40

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Solution

The fourth proportional to 177,172,415.40, 265,758,623.10 and 177,172,415.40 is: 265,758,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,172,415.40 : 265,758,623.10 = 177,172,415.40 : x
  2. Step 2: Convert to fraction form
    177,172,415.40/265,758,623.10 = 177,172,415.40/x
  3. Step 3: Cross multiply
    177,172,415.40x = 265,758,623.10 × 177,172,415.40
  4. Step 4: Simplify right side
    177,172,415.40x = 47,085,097,168,005,240
  5. Step 5: Solve for x
    x = 47,085,097,168,005,240/177,172,415.40
  6. Step 6: Final answer
    x = 265,758,623.10

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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.