Home / 972,992,982.44-1,459,677,249.50-317,767,858.96

Finding the Fourth Proportional to 972,992,982.44, 1,459,677,249.50 and 317,767,858.96

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Solution

The fourth proportional to 972,992,982.44, 1,459,677,249.50 and 317,767,858.96 is: 476,713,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,992,982.44 : 1,459,677,249.50 = 317,767,858.96 : x
  2. Step 2: Convert to fraction form
    972,992,982.44/1,459,677,249.50 = 317,767,858.96/x
  3. Step 3: Cross multiply
    972,992,982.44x = 1,459,677,249.50 × 317,767,858.96
  4. Step 4: Simplify right side
    972,992,982.44x = 463,838,514,346,236,672
  5. Step 5: Solve for x
    x = 463,838,514,346,236,672/972,992,982.44
  6. Step 6: Final answer
    x = 476,713,113.78

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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.