Home / 472,392,720.30-708,589,080.45-373,757,270.70

Finding the Fourth Proportional to 472,392,720.30, 708,589,080.45 and 373,757,270.70

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Solution

The fourth proportional to 472,392,720.30, 708,589,080.45 and 373,757,270.70 is: 560,635,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,720.30 : 708,589,080.45 = 373,757,270.70 : x
  2. Step 2: Convert to fraction form
    472,392,720.30/708,589,080.45 = 373,757,270.70/x
  3. Step 3: Cross multiply
    472,392,720.30x = 708,589,080.45 × 373,757,270.70
  4. Step 4: Simplify right side
    472,392,720.30x = 264,840,320,756,814,752
  5. Step 5: Solve for x
    x = 264,840,320,756,814,752/472,392,720.30
  6. Step 6: Final answer
    x = 560,635,906.05

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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.