Home / 313,144,110.40-469,716,165.60-284,926,561.60

Finding the Fourth Proportional to 313,144,110.40, 469,716,165.60 and 284,926,561.60

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Solution

The fourth proportional to 313,144,110.40, 469,716,165.60 and 284,926,561.60 is: 427,389,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,144,110.40 : 469,716,165.60 = 284,926,561.60 : x
  2. Step 2: Convert to fraction form
    313,144,110.40/469,716,165.60 = 284,926,561.60/x
  3. Step 3: Cross multiply
    313,144,110.40x = 469,716,165.60 × 284,926,561.60
  4. Step 4: Simplify right side
    313,144,110.40x = 133,834,611,992,344,224
  5. Step 5: Solve for x
    x = 133,834,611,992,344,224/313,144,110.40
  6. Step 6: Final answer
    x = 427,389,842.40

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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.