Home / 627,489,973.32-941,349,879.90-258,823,813.62

Finding the Fourth Proportional to 627,489,973.32, 941,349,879.90 and 258,823,813.62

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Solution

The fourth proportional to 627,489,973.32, 941,349,879.90 and 258,823,813.62 is: 388,283,122.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,489,973.32 : 941,349,879.90 = 258,823,813.62 : x
  2. Step 2: Convert to fraction form
    627,489,973.32/941,349,879.90 = 258,823,813.62/x
  3. Step 3: Cross multiply
    627,489,973.32x = 941,349,879.90 × 258,823,813.62
  4. Step 4: Simplify right side
    627,489,973.32x = 243,643,765,866,446,976
  5. Step 5: Solve for x
    x = 243,643,765,866,446,976/627,489,973.32
  6. Step 6: Final answer
    x = 388,283,122.00

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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.