Home / 348,918,143.38-481,493,019.06-190,144,894.80

Finding the Fourth Proportional to 348,918,143.38, 481,493,019.06 and 190,144,894.80

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Solution

The fourth proportional to 348,918,143.38, 481,493,019.06 and 190,144,894.80 is: 262,392,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,918,143.38 : 481,493,019.06 = 190,144,894.80 : x
  2. Step 2: Convert to fraction form
    348,918,143.38/481,493,019.06 = 190,144,894.80/x
  3. Step 3: Cross multiply
    348,918,143.38x = 481,493,019.06 × 190,144,894.80
  4. Step 4: Simplify right side
    348,918,143.38x = 91,553,439,453,690,624
  5. Step 5: Solve for x
    x = 91,553,439,453,690,624/348,918,143.38
  6. Step 6: Final answer
    x = 262,392,315.19

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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.