Home / 348,918,142.86-481,493,018.35-190,144,894.28

Finding the Fourth Proportional to 348,918,142.86, 481,493,018.35 and 190,144,894.28

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Solution

The fourth proportional to 348,918,142.86, 481,493,018.35 and 190,144,894.28 is: 262,392,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,918,142.86 : 481,493,018.35 = 190,144,894.28 : x
  2. Step 2: Convert to fraction form
    348,918,142.86/481,493,018.35 = 190,144,894.28/x
  3. Step 3: Cross multiply
    348,918,142.86x = 481,493,018.35 × 190,144,894.28
  4. Step 4: Simplify right side
    348,918,142.86x = 91,553,439,070,354,672
  5. Step 5: Solve for x
    x = 91,553,439,070,354,672/348,918,142.86
  6. Step 6: Final answer
    x = 262,392,314.48

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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.