Home / 543,665,308.96-750,233,924.40-317,625,244

Finding the Fourth Proportional to 543,665,308.96, 750,233,924.40 and 317,625,244

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Solution

The fourth proportional to 543,665,308.96, 750,233,924.40 and 317,625,244 is: 438,308,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,665,308.96 : 750,233,924.40 = 317,625,244 : x
  2. Step 2: Convert to fraction form
    543,665,308.96/750,233,924.40 = 317,625,244/x
  3. Step 3: Cross multiply
    543,665,308.96x = 750,233,924.40 × 317,625,244
  4. Step 4: Simplify right side
    543,665,308.96x = 238,293,233,294,627,552
  5. Step 5: Solve for x
    x = 238,293,233,294,627,552/543,665,308.96
  6. Step 6: Final answer
    x = 438,308,697.22

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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.