Home / 194,971,990.74-269,090,225.10-123,451,520.01

Finding the Fourth Proportional to 194,971,990.74, 269,090,225.10 and 123,451,520.01

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Solution

The fourth proportional to 194,971,990.74, 269,090,225.10 and 123,451,520.01 is: 170,381,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971,990.74 : 269,090,225.10 = 123,451,520.01 : x
  2. Step 2: Convert to fraction form
    194,971,990.74/269,090,225.10 = 123,451,520.01/x
  3. Step 3: Cross multiply
    194,971,990.74x = 269,090,225.10 × 123,451,520.01
  4. Step 4: Simplify right side
    194,971,990.74x = 33,219,597,308,428,060
  5. Step 5: Solve for x
    x = 33,219,597,308,428,060/194,971,990.74
  6. Step 6: Final answer
    x = 170,381,382.38

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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.