Home / 114,936,702.40-172,405,053.60-109,267,998.40

Finding the Fourth Proportional to 114,936,702.40, 172,405,053.60 and 109,267,998.40

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Solution

The fourth proportional to 114,936,702.40, 172,405,053.60 and 109,267,998.40 is: 163,901,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,936,702.40 : 172,405,053.60 = 109,267,998.40 : x
  2. Step 2: Convert to fraction form
    114,936,702.40/172,405,053.60 = 109,267,998.40/x
  3. Step 3: Cross multiply
    114,936,702.40x = 172,405,053.60 × 109,267,998.40
  4. Step 4: Simplify right side
    114,936,702.40x = 18,838,355,120,916,716
  5. Step 5: Solve for x
    x = 18,838,355,120,916,716/114,936,702.40
  6. Step 6: Final answer
    x = 163,901,997.60

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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.