Home / 930,788,270.64-1,284,496,671.96-513,115,536.24

Finding the Fourth Proportional to 930,788,270.64, 1,284,496,671.96 and 513,115,536.24

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Solution

The fourth proportional to 930,788,270.64, 1,284,496,671.96 and 513,115,536.24 is: 708,104,323.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,788,270.64 : 1,284,496,671.96 = 513,115,536.24 : x
  2. Step 2: Convert to fraction form
    930,788,270.64/1,284,496,671.96 = 513,115,536.24/x
  3. Step 3: Cross multiply
    930,788,270.64x = 1,284,496,671.96 × 513,115,536.24
  4. Step 4: Simplify right side
    930,788,270.64x = 659,095,198,631,250,816
  5. Step 5: Solve for x
    x = 659,095,198,631,250,816/930,788,270.64
  6. Step 6: Final answer
    x = 708,104,323.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.