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Finding the Fourth Proportional to 109,152,273.80, 163,728,411.24 and 109,152,273.80

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Solution

The fourth proportional to 109,152,273.80, 163,728,411.24 and 109,152,273.80 is: 163,728,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,152,273.80 : 163,728,411.24 = 109,152,273.80 : x
  2. Step 2: Convert to fraction form
    109,152,273.80/163,728,411.24 = 109,152,273.80/x
  3. Step 3: Cross multiply
    109,152,273.80x = 163,728,411.24 × 109,152,273.80
  4. Step 4: Simplify right side
    109,152,273.80x = 17,871,328,372,507,478
  5. Step 5: Solve for x
    x = 17,871,328,372,507,478/109,152,273.80
  6. Step 6: Final answer
    x = 163,728,411.24

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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.