Home / 972,695,462.60-1,459,132,887.82-317,649,921.88

Finding the Fourth Proportional to 972,695,462.60, 1,459,132,887.82 and 317,649,921.88

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Solution

The fourth proportional to 972,695,462.60, 1,459,132,887.82 and 317,649,921.88 is: 476,504,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,695,462.60 : 1,459,132,887.82 = 317,649,921.88 : x
  2. Step 2: Convert to fraction form
    972,695,462.60/1,459,132,887.82 = 317,649,921.88/x
  3. Step 3: Cross multiply
    972,695,462.60x = 1,459,132,887.82 × 317,649,921.88
  4. Step 4: Simplify right side
    972,695,462.60x = 463,493,447,828,561,792
  5. Step 5: Solve for x
    x = 463,493,447,828,561,792/972,695,462.60
  6. Step 6: Final answer
    x = 476,504,173.87

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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.