Home / 504,455,330.70-756,682,996.05-140,949,686.70

Finding the Fourth Proportional to 504,455,330.70, 756,682,996.05 and 140,949,686.70

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Solution

The fourth proportional to 504,455,330.70, 756,682,996.05 and 140,949,686.70 is: 211,424,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,455,330.70 : 756,682,996.05 = 140,949,686.70 : x
  2. Step 2: Convert to fraction form
    504,455,330.70/756,682,996.05 = 140,949,686.70/x
  3. Step 3: Cross multiply
    504,455,330.70x = 756,682,996.05 × 140,949,686.70
  4. Step 4: Simplify right side
    504,455,330.70x = 106,654,231,224,464,816
  5. Step 5: Solve for x
    x = 106,654,231,224,464,816/504,455,330.70
  6. Step 6: Final answer
    x = 211,424,530.05

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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.