Home / 194,971,976.10-269,090,204.93-123,451,505.34

Finding the Fourth Proportional to 194,971,976.10, 269,090,204.93 and 123,451,505.34

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Solution

The fourth proportional to 194,971,976.10, 269,090,204.93 and 123,451,505.34 is: 170,381,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971,976.10 : 269,090,204.93 = 123,451,505.34 : x
  2. Step 2: Convert to fraction form
    194,971,976.10/269,090,204.93 = 123,451,505.34/x
  3. Step 3: Cross multiply
    194,971,976.10x = 269,090,204.93 × 123,451,505.34
  4. Step 4: Simplify right side
    194,971,976.10x = 33,219,590,871,209,160
  5. Step 5: Solve for x
    x = 33,219,590,871,209,160/194,971,976.10
  6. Step 6: Final answer
    x = 170,381,362.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.