Home / 397,600,509.17-596,201,189.47-231,657,727.25

Finding the Fourth Proportional to 397,600,509.17, 596,201,189.47 and 231,657,727.25

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Solution

The fourth proportional to 397,600,509.17, 596,201,189.47 and 231,657,727.25 is: 347,370,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,600,509.17 : 596,201,189.47 = 231,657,727.25 : x
  2. Step 2: Convert to fraction form
    397,600,509.17/596,201,189.47 = 231,657,727.25/x
  3. Step 3: Cross multiply
    397,600,509.17x = 596,201,189.47 × 231,657,727.25
  4. Step 4: Simplify right side
    397,600,509.17x = 138,114,612,536,366,832
  5. Step 5: Solve for x
    x = 138,114,612,536,366,832/397,600,509.17
  6. Step 6: Final answer
    x = 347,370,311.03

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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.