Home / 561,887,677,955.10-775,405,569,447.65-304,970,628,157.28

Finding the Fourth Proportional to 561,887,677,955.10, 775,405,569,447.65 and 304,970,628,157.28

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Solution

The fourth proportional to 561,887,677,955.10, 775,405,569,447.65 and 304,970,628,157.28 is: 420,859,778,331.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,887,677,955.10 : 775,405,569,447.65 = 304,970,628,157.28 : x
  2. Step 2: Convert to fraction form
    561,887,677,955.10/775,405,569,447.65 = 304,970,628,157.28/x
  3. Step 3: Cross multiply
    561,887,677,955.10x = 775,405,569,447.65 × 304,970,628,157.28
  4. Step 4: Simplify right side
    561,887,677,955.10x = 236,475,923,591,103,267,209,216
  5. Step 5: Solve for x
    x = 236,475,923,591,103,267,209,216/561,887,677,955.10
  6. Step 6: Final answer
    x = 420,859,778,331.00

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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.