Home / 249,971,028.84-374,819,861.04-198,486,353.16

Finding the Fourth Proportional to 249,971,028.84, 374,819,861.04 and 198,486,353.16

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Solution

The fourth proportional to 249,971,028.84, 374,819,861.04 and 198,486,353.16 is: 297,620,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,971,028.84 : 374,819,861.04 = 198,486,353.16 : x
  2. Step 2: Convert to fraction form
    249,971,028.84/374,819,861.04 = 198,486,353.16/x
  3. Step 3: Cross multiply
    249,971,028.84x = 374,819,861.04 × 198,486,353.16
  4. Step 4: Simplify right side
    249,971,028.84x = 74,396,627,309,767,568
  5. Step 5: Solve for x
    x = 74,396,627,309,767,568/249,971,028.84
  6. Step 6: Final answer
    x = 297,620,998.94

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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.