Home / 331,317,086.40-496,975,629.60-329,301,547.20

Finding the Fourth Proportional to 331,317,086.40, 496,975,629.60 and 329,301,547.20

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Solution

The fourth proportional to 331,317,086.40, 496,975,629.60 and 329,301,547.20 is: 493,952,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,317,086.40 : 496,975,629.60 = 329,301,547.20 : x
  2. Step 2: Convert to fraction form
    331,317,086.40/496,975,629.60 = 329,301,547.20/x
  3. Step 3: Cross multiply
    331,317,086.40x = 496,975,629.60 × 329,301,547.20
  4. Step 4: Simplify right side
    331,317,086.40x = 163,654,843,747,974,112
  5. Step 5: Solve for x
    x = 163,654,843,747,974,112/331,317,086.40
  6. Step 6: Final answer
    x = 493,952,320.80

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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.