Home / 438,504,266.28-657,705,198.90-176,178,198.04

Finding the Fourth Proportional to 438,504,266.28, 657,705,198.90 and 176,178,198.04

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Solution

The fourth proportional to 438,504,266.28, 657,705,198.90 and 176,178,198.04 is: 264,246,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,504,266.28 : 657,705,198.90 = 176,178,198.04 : x
  2. Step 2: Convert to fraction form
    438,504,266.28/657,705,198.90 = 176,178,198.04/x
  3. Step 3: Cross multiply
    438,504,266.28x = 657,705,198.90 × 176,178,198.04
  4. Step 4: Simplify right side
    438,504,266.28x = 115,873,316,783,741,776
  5. Step 5: Solve for x
    x = 115,873,316,783,741,776/438,504,266.28
  6. Step 6: Final answer
    x = 264,246,726.19

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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.