Home / 776,844,410.72-1,164,481,442.64-334,475,640.96

Finding the Fourth Proportional to 776,844,410.72, 1,164,481,442.64 and 334,475,640.96

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Solution

The fourth proportional to 776,844,410.72, 1,164,481,442.64 and 334,475,640.96 is: 501,375,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,844,410.72 : 1,164,481,442.64 = 334,475,640.96 : x
  2. Step 2: Convert to fraction form
    776,844,410.72/1,164,481,442.64 = 334,475,640.96/x
  3. Step 3: Cross multiply
    776,844,410.72x = 1,164,481,442.64 × 334,475,640.96
  4. Step 4: Simplify right side
    776,844,410.72x = 389,490,676,913,039,488
  5. Step 5: Solve for x
    x = 389,490,676,913,039,488/776,844,410.72
  6. Step 6: Final answer
    x = 501,375,399.68

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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.