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Finding the Fourth Proportional to 165,083,018.60, 247,624,527.90 and 165,083,018.60

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Solution

The fourth proportional to 165,083,018.60, 247,624,527.90 and 165,083,018.60 is: 247,624,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,083,018.60 : 247,624,527.90 = 165,083,018.60 : x
  2. Step 2: Convert to fraction form
    165,083,018.60/247,624,527.90 = 165,083,018.60/x
  3. Step 3: Cross multiply
    165,083,018.60x = 247,624,527.90 × 165,083,018.60
  4. Step 4: Simplify right side
    165,083,018.60x = 40,878,604,545,131,920
  5. Step 5: Solve for x
    x = 40,878,604,545,131,920/165,083,018.60
  6. Step 6: Final answer
    x = 247,624,527.90

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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.