Home / 1,007,042,498.43-1,379,653,144.91-969,298,772.89

Finding the Fourth Proportional to 1,007,042,498.43, 1,379,653,144.91 and 969,298,772.89

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Solution

The fourth proportional to 1,007,042,498.43, 1,379,653,144.91 and 969,298,772.89 is: 1,327,944,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,042,498.43 : 1,379,653,144.91 = 969,298,772.89 : x
  2. Step 2: Convert to fraction form
    1,007,042,498.43/1,379,653,144.91 = 969,298,772.89/x
  3. Step 3: Cross multiply
    1,007,042,498.43x = 1,379,653,144.91 × 969,298,772.89
  4. Step 4: Simplify right side
    1,007,042,498.43x = 1,337,296,100,378,488,064
  5. Step 5: Solve for x
    x = 1,337,296,100,378,488,064/1,007,042,498.43
  6. Step 6: Final answer
    x = 1,327,944,056.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.