Home / 293,417,288.70-440,125,933.06-207,323,846.70

Finding the Fourth Proportional to 293,417,288.70, 440,125,933.06 and 207,323,846.70

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Solution

The fourth proportional to 293,417,288.70, 440,125,933.06 and 207,323,846.70 is: 310,985,770.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,417,288.70 : 440,125,933.06 = 207,323,846.70 : x
  2. Step 2: Convert to fraction form
    293,417,288.70/440,125,933.06 = 207,323,846.70/x
  3. Step 3: Cross multiply
    293,417,288.70x = 440,125,933.06 × 207,323,846.70
  4. Step 4: Simplify right side
    293,417,288.70x = 91,248,601,474,425,904
  5. Step 5: Solve for x
    x = 91,248,601,474,425,904/293,417,288.70
  6. Step 6: Final answer
    x = 310,985,770.06

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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.