Home / 972,695,434.25-1,459,132,845.33-317,649,893.56

Finding the Fourth Proportional to 972,695,434.25, 1,459,132,845.33 and 317,649,893.56

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Solution

The fourth proportional to 972,695,434.25, 1,459,132,845.33 and 317,649,893.56 is: 476,504,131.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,695,434.25 : 1,459,132,845.33 = 317,649,893.56 : x
  2. Step 2: Convert to fraction form
    972,695,434.25/1,459,132,845.33 = 317,649,893.56/x
  3. Step 3: Cross multiply
    972,695,434.25x = 1,459,132,845.33 × 317,649,893.56
  4. Step 4: Simplify right side
    972,695,434.25x = 463,493,393,008,974,400
  5. Step 5: Solve for x
    x = 463,493,393,008,974,400/972,695,434.25
  6. Step 6: Final answer
    x = 476,504,131.39

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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.